b) Synthetic group Select one: True False d) 5 to 10 The application of LVDT is c) Clipping d) 2.5 micron to 5 micron Ans : (a), 30. a) S1 is true & S2 is false c) Illuminations Ans : (c), 42. d) Common mode gain at output to differential mode gain at output. The transducers that converts the input signal into the output signal, which is a discrete function of time is known as ___________ transducer. a) Noise figure of 0 db. a) Unity Very nice and useful question for students and teachers sir pls mail thesr types of questions. d) Copper d) Movement of magnetic field produces variation in resistance of material The transduction medium may be resistive, inductive or capacitive depends on the conversion process that how input transducer converts the input signal into resistance, inductance and capacitancerespectively. In Inductive transducers, the basic principle is that self-inductance of a single coil or the mutual inductance between two coils is changed by a quantity to be measured i.e. c) Thermo-electric d) Chopper amplifier b) Inductive a) Buffer amplifier Primary and Secondary Transducers Some transducers consist of a mechanical device along with an electrical device. So they are not self generating type transducers. The outstanding characteristics of a D.C. amplifier is its b) Deflection b) Strain gauge or capacitive transducer The active transducer does not require any auxiliary (external) power supply. c) Silver – Silver chloride electrode d) Photo-resistive a) Displacement d) Differential amplifier, 18. a) Deformation leads to change in resistance 1. Resistive Position Transducers 2. d) Pulse transducer b) DC amplifier a) Self inductance Silver chloride electrode is used as a reference electrode due to its b) Decreases a) 1-A, 2-B, 3-C, 4-D Ans : (c), 46. c) X-Y recorder Best regards, sir please send more objective question on analog electronic and control theory on my email id …. c) Resistive a) Heart rate d) Both static and dynamic - Electromagnetic type - Electro-dynamic type - Eddy Current type 2. c) Birefringent a) 1.6 m/s The use of storage oscilloscope Active transducers provide electrical output signal that is proportional to the input physical quantity e.g. In strip chart recorders, the self balancing potentiometers plot emf as a function of a) S1 and S2 d) 75 dB, 31. For biomedical applications the mostly used amplifier is b) Silver electrode c) Reaches unity b) Attenuation c) Power c) Photo transistor The self generated transducers are sub divided into many groups. b) S2 is true & S1 is false Lead Zirconate Transducers are broadly classified as self-generating or non-self-generating. a) Passive transducers - Variable reluctance - … Lead titanate c) Stray current a) S1 is true & S2 is false b) Parabolic path Ans : (d), 5. Barium titanate Ans : (d), 39. Power gain in decibels is equal to voltage gain in decibels only when d) 2,3and 4 a) Input current d) Decrease output impedance, 22. d) Are always in phase quadrature At the output of active transducers, we get equivalent electrical output signal e.g. These transducers are self-generating type transducers that operates based on the energy conversion principle. Ans : (c), 44. Academia.edu no longer supports Internet Explorer. c) Electrical energy into thermal energy This chapter presents a general study of non-self-generating transducers. rohinitalmale99@gmail.com, pls send me mail….neelapala_raja@yahoo.com, Your email address will not be published. The tachometer is the example of a self-generating inductive transducer. Ans : (b), 17. b) Frequency The transducers which requires an external power and their output is a measure of some variation such as resistance, inductance, capacitance etc., are called as a) Active transducer b) Primary sensor c) Self generating transducer d)Passive transducer Ans : (d) 32. b) 1.5 to 2.0 An ideal amplifier has b) S2 is true & S1 is false S3: Poor linearity thermocouple. a) Active b) Passive c) Secondary d) Inverse Ans : (a) 2. a) Ability to amplify Dc and low frequency signals The transducers that converts the input signal into the output signal, which is a discrete function of time is known as _____ transducer. d) Diffusion, 49. b) Pre amplifier a) Strain gauge c) Same Ans : (c), 11. c) 25 micron to 60 micron c) Heart sound d) 1 – A, 2 – B, 3 – C, 4 – D a) 7.30 Ans : (c), 6. These transducers draw the energy needed for their operation from the measuring system itself. S2: Schemes using polarizing techniques need birefringent fiber. a) Active b) Passive c) Secondary d) Inverse Ans : (a) 2. d) Primary electrode The size of air cored transducers in comparison to the iron core parts is Self generating type transducers are _____ transducers. They do not require external power source to produce the output. a) Active a) S1 is true and S2 is false a) 1010? c) Resistive transducer d) Heat a) 1- B, 2 – A, 3 – C, 4 – D b) 80 dB The amplifier gain varies with frequency. b) Increases the voltage gain d) Fiber group c) Supply voltage S1: Reproduction of signal d) Magnetic d) LVDT a) Another emf b) Inverse transducers S2: Transducer is also called as sensor. a) 2.5 micron to 6 micron Ans : (b), 21. d) Coated a) Force c) Utmost economy b) Converts DC signal from low frequency to high frequency b) Change in length of the wire Therefore, directly it provides the parameter’s valve to … Ans : (d), 17. Hellow sir please send electronics & instrumentation engineering multiple question and answer pdf . In phase response of a recorder noise level ___________ with the band width of a system d) CRT, 48. a) Active b) Passive c) Secondary d) Inverse Ans : (a) 2. In X-Y recorders, the self balancing potentiometers plot emf as a function of Ans : (a), 8. a) Primary emission c) Flat storage Isolation amplifier actually operates on the principle of d) Both S1 & S2 are false, 36. a) Noise figure of 0 db The transducers that converts the input signal into the output signal, which is a discrete function of time is known as ______ transducer… c) Common mode rejection A strain gauge is a passive transducer and is employed for converting The resistance of LDR ________________ when exposed to radiant energy. Test electrode is also known as d) Both S1 & S2 are false, 21. c) 7.35 The active transducer is also called as self generating type transducer. a) Active transducers Match the following a) Common mode b) Mutual inductance b) Output impedance is zero b) Temperature stability b) Velocity a) Current Active transducers develop their own voltage or current. a) Graphic pen recorder c) Secondary emission Ans (a), 48. c) Transient Academia.edu uses cookies to personalize content, tailor ads and improve the user experience. a) S1 and S2 are true c) Increases the gain band width product 25. a) Remains unaltered d) mVsin? a) Quartz Fig.1 Electromagnetic type self generating variable inductance transducer It consists of a permanent magnet core on which a coil is directly wound. Select One: True False Question 8 Not Yet Answered Marked Out Of 1.00 Flag Question R-2R Ladder Network DAC Operates At High Speed. d) Direction, 40. The second column gives for each of the listed transducer, the basic principle involves in causing change in R, L, C or in directly generated voltage or current. b) X-Y recording a) Monomode b) Current density at the electrodes Ans : (a), 24. Ans : (a), 2. Venturi is associated with Fidelity represents a) Active b) Passive c) Secondary d) Inverse Ans : (a) 2. Solution for choose the correct answer Passive transducers are self generating type transducers. a) Converts AC signal from low frequency to high frequency Ans : (d), 42. c) Force into a displacement The principle of operation of variable resistance transducer is a) Magnetic tape recording S1: In multimode fiber optics, intensity modulating schemes can be employed. Active transducers do not require external power source for its operation. When a number of components are fabricated on same IC chip it is necessary to provide isolation between two different components for input interconnection is called __________ Resolution of a transducer depends on Match the following Raising input impedance of pre amplifier reduces b) 1-D, 2-C, 3-B, 4-A d) S1 true and S2 false Ans : (c), 12. Diagnostic tool for heart alignment b) Aluminium d) Both S1 & S2 are false d) Pressure into displacement c) Controlling its output Strain gauge, LVDT and thermocouple are examples of S1: Sense the magnitude, change in & / or frequency of same measurand b) Analog transducer 3. Ans : (c), 15. Required fields are marked *. Diagnostic tool for brain alignment a) Filtering Nice questions. Self generating type transducers are _____ transducers. 2. Ans : (c), 9. Self generating type transducers are _____ transducers. Ans : (d), 4. c) Preventing of Dc mixing with input or output d) S1 only c) Time d) Both S1 & S2 are false S1: Low fatigue life c) Converts AC signal from low frequency to DC high frequency The transducers that converts the input signal into the output signal, which is a discrete function of time is known as _____ transducer. b) Pressure into a change of resistance b) Primary sensor a) Accuracy Question: Question 7 Not Yet Answered Marked Out Of 1.00 Flag Question Passive Transducers Are Self Generating Type Transducers. The principle of operation of LVDT is based on the variation of b) Length of wire d) 1-C, 2-D, 3-A, 4-B, 38. c) Inverting operational amplifier a) Venous blood pressure In this type of inductive transducer, a simple single coil is used as the transducer. In foil strain gauge the thickness of foil varies from ___________ amplifier is used to drive the recorder. Types of the Inductive Transducer Inductive transducers may be of passive-type or self-generating type. a) Differential amplifier c) Limb movement b) Lithium sulphate Sub sequentially, some device is active or self-generating type transducers. Pressure transducer for measuring blood pressure is c) Stable resting potential d) Iso-amps, 12. S1: To magnify object, under observation b) Frequency c) Noise factor of … d) X-Y, 6. III. d) Pulse Pre amplifier isolation in ECG circuit is to These transducers produce the output signal in the form of variation in resistance, capacitance, inductance or some other electrical parameter in response to the quantity to be measured. d) Stable action potential c) Current b) When radiant energy stimulates the crystal a) X/Y a) Natural group The transducers that converts the input signal into the output signal, which is a discrete function of time is known as _____ transducer. Resistively generated inference arises through incorrect __________________ 1. Example: The Piezo electrical crystal is the example of the natural active transducer. II. b) 2 Photo emissive cathodes & 2 dynodes c) Ferrite Ans : (a), 13. Ans : (b), 22. b) Differential amplifier A DC power supply or an audio frequency generator is used as an external power source. b) Electron microscope a) Active b) Analog c) Digital d) Pulse Ans : (c) 3. b) Output current Select one: True. b) Passive a) Change in diameter of the wire c) Analog transducers S2: To resolve the object d) Self generating transducer Sensors And Transducer Objective Questions And Answers ... generating analogue signals usually in the range of 4 ma to 20 ma or 0 v dc to 10 v dc in response to applied pressure the ... instrumentation objective questions and answers pdf free download 1 self generating type transducers are transducers a c) Digital b) Input differentiation S2: To provide electrical output that furnishes accurate, quantitative data about the measurand a) mVsin?+eB c) Diameter of wire Enter the email address you signed up with and we'll email you a reset link. a) Variable persistence storage c) Sound The third column lists typical applications of each type of transmission. S1: Viewing rapidly changing non repetitive wave forms b) Exclusively used for stress analysis please mail me this pdf.. thank you _/\_ sang76336@gmail.com, plz mail tius type of pdf file in sudiptasaha0503@gmail.com. b) Larger b) Both S1 and S2 are true Good collection of objectives , please mail me the PDF of basic Instrumentation Questions and answers . d) Excitation voltage d) Both S1 & S2 are false, 39. 1. c) Sensitivity c) S1 and S3 Strain Gauges 3. The transducers that converts the input signal into the output signal, which is a discrete function of time is known as _____ transducer. An electrometer amplifier has high input impedance of Ans : (a), 43. pH value of venous blood is b) Displacement of a contact slider on a resistance a) S1 is true & S2 is false a) Exclusively used for construction of transducers c) Galvanometric The circuit o/p can be directly adjusted against the input value. The _________ of a recording system is the magnitude of input voltage required to produce a standard deflection in a recorded trace. c) Never The active transducer is also known as the self-generating transducer because they self-develop their electrical output signal. c) 1020? Ans (a), 49. d) PMMC writing systems, kindly send me the PDF file instrumentation technology for kpcl, please also mail me or suggest me the sites where i can find mcqs related to bio-medical engineering . d) Unpredictable b) S2 is true & S1 is false c) Inverting amplifier c) mVsin?-eB The sensitivity factor of strain gauge is normally of the order of c) Non inverting mode 1. c) Thermistor These transducers work on the principle of magnetic induction, it may be self-generating or passive type. a) Indicator electrode c) Vary equally depending on the core position Ans : (b), 45. Piezo-electric transducers are d) Glass electrode induction (B) will be a circle of radius (r) = d) Pulse transducers Such materials are called d) Inverting mode, 27. c) 0.5 to 1.0 c) Inverting operational amplifier b) Differential mode gain to common mode gain b) S2 is true & S1 is false a) Active In a graded index fiber, the total reflected light takes a ___________ b) Analog b) Vibrations d) 1 Photo emissive cathode & 1 dynode Active transducers are self generating type transducers. d) Converts DC signal from low frequency to high frequency, 20. b) Voltage c) Passive transducer c) Operational amplifier a) Strain gauge transducer only d) Pressure d) Blood flow in heart lung machine d) Both S1 & S2 are false b) Power You can download the paper by clicking the button above. Engineering 2021 , Engineering Interview Questions.com, ELECTRONICS & INSTRUMENTATION OBJECTIVE QUESTIONS :-, 300+ TOP ELECTRONICS & INSTRUMENTATION Objective Questions and Answers pdf. Ans : (c), 20. Which of the following is a digital transducer? d) Pressure measurement Feedback in an amplifier always helps in ELECTRONICS & INSTRUMENTATION Objective Questions. Self-Generating Transducers (No External Power) –Active Transducers They do not require an external power, and produce an analog voltage or current when stimulated by some physical form of energy. c) Secondary Bonded wire strain gauges are a) 1 to 1.5 a) Active b) Passive c) Secondary d) Inverse Ans : (a) 2. When the input of differential amplifier V1 = 0, then the differential amplifier is said to be operated in a) DC amplifier d) Input impedance is zero, 3. 4. See the answer. b) Encoder a) S1 is true & S2 is false c) Digital transducers Ans (b), 27. So they are not self generating type transducers. b) Diffraction c) Dialysate flow in artificial kidney Thereby a unique code is generated for each discrete value sensed.  The self-generating type (thermocouples, piezoelectric, photovoltaic) does not require the application of external energy. a) S1 is true & S2 is false c) Changes the shape of the waveform of the signal b) 1 – B, 2 – A, 3 – D, 4 – C Self Generated Transducers The self generated transducers don’t use the external power supply source. d) Inertia, 30. d) Eddy current If the current gain of the amplifier is X, its voltage gain is Y, then its power gain will be b) mVsin?/eB 1. Ans : (a), 7. Ans : (d), 35. c) Increase output impedance d) Amplification S2: Reproduction of phase relation Duration of rotation of pen in the PMMC system depends upon ___________ In PMMC writing system, the magnitude of pen deflection is proportional to c) Logarithmic increase in its output When the mechanical element whose displacement is to be calculated is moved, then it will change the flux path’s permeance which is generated from the circuit. The energy requires for generating the output signals are obtained from the physical quantity which is to be measured. Pls mail me this PDF file….. Hello, could you email me the pdf file? Ans : (b), 37. c) Natural or Synthetic group c) 1.4 m/s The writing speed of fast storage oscilloscope is d) Chopper amplifier, 8. It modifies the inductance of the circuitas well as the equivalent output. c) Both S1 & S2 are true Ans : (c), 31. b) 105? Photo multiplier consists of *eB, 37. Therefore they are also called as self generating type transducers. a) Magneto-strict ion b) Finger movement The decibel is a measure of c) 1-B, 2-A, 3-D, 4-C The negative feed back in an amplifier Select One:TrueFalse. d) When the junction of two such crystals are heated The passive transducer requires auxiliary (external) power supply for transduction. Self-generating type: Voltage is generated because of the relative motion between a conductor and a magnetic field. a) When external mechanical force is applied to i measurand. d) Resolution, 33. Ans : (d), 23. c) Second electrode d) 1.5 m/s, 46. d) Change in resistivity d) 2500 cm/?s, 50. a) Limiting the bandwidth a) Increasing its input impedance a) 1 Photo emissive cathode & 2 dynodes LVDT windings are wound on d) Stabilizes its gain, 29. The slewing speed of X-Y recorder is d) Attenuates the signals, 13. Self generating type transducers are _____ transducers. c) Response time b) Delays the signals Pick the correct statement regarding functions of a transducer a) Active b) Analog c) Digital d) Pulse Ans : (c) 3. b) Noise figure of more than 0 db a) Input impedance is equal to output impedance Question: Active Transducers Are Self Generating Type Transducers. b) Linearity S2: Voltage in the coil • Those include : 1. Expert Answer . Stress and strain curves are plotted using The transducers that converts the input signal into the output signal, which is a discrete function of time is known as ______ transducer. a) Grounding Electron microscope – (A) Electron gun To learn more, view our, Electrical and Electronic Measurements& Instrumentation ELECTRICAL and ELECTRONIC MEASUREMENTS and INSTRUMENTATION, Electrical & Electronics Measurements ELECTRICAL and ELECTRONIC MEASUREMENTS and INSTRUMENTATION, Electrical and Electronic Measurements& Instrumentation 10EE35. a) Input amplification Inductive Transducers 5. c) Both S1 & S2 are true b) S1 and S2 are false ans (b), 40. Ans : (c), 32. Self generating type transducers are _____ transducers. 24. d) Power level, 2. a) Steel sheets Sir plz muje ITI Electrons mechanic k 3rd sem k option type question meri email I.d pe bhej digiga . Storage oscilloscope operates on the principle of d) Foot pressure So they are not self generating type transducers. And a lot more… mywbut.com c) Reaches maximum c) 1,2and 3 b) Dynamic Power amplifier is provided with a) Straight line path d) Permanence LVDT is an example of a passive type inductive transducer. This happens mainly due to c) S1 is false and S2 is true b) Bistable storage Ans : (c), 34. d) Inter stage transformer, 9. Ans : (b), 11. Active transducers: Active transducers are also known as self-generating type transducers. Most Asked Technical Basic CIVIL | Mechanical | CSE | EEE | ECE | IT | Chemical | Medical MBBS Jobs Online Quiz Tests for Freshers Experienced. a) Common mode gain to differential mode gain A Ans : (c), 4. S1: Cross over distortion compensation Introduction Introduction 4  3 basic types of transducers:  self-generating,  modulating  modifying. b) Increasing its gain a) Another emf d) 7.45 To browse Academia.edu and the wider internet faster and more securely, please take a few seconds to upgrade your browser. c) Refraction b) 1000 cm/?s An inverse transducer is a device which converts d) Both S1 and S2 are false c) Elliptical path 3. d) 1015? a) S1 is true & S2 is false Usually, the measurand could be a rotary or linear displacement, force, pressure, torque, velocity, acceleration, and vibration. a) Single ended mode a) Single ended amplifier Photo conductive cell consists of a thin film of In a LVDT, the two secondary voltages b) S2 is true & S1 is false b) 25 micron (or) less c) 1- C, 2 – A, 3 – B, 4 – D 4. b) Differential mode An ideal amplifier has. d) Resistance b) Photo diode d) Polarization, 41. d) Avoidance of frequency sensitive components, 10. a) Single ended amplifier d) Heart wall motion a) Active transducer The CMRR of a typical IC OPAMP is Thanks, Sir plss mujhe plss iTi ke Electronics ke 2nd or 3rd Sam ke mcq bhj do plss Jo exam me aa jye, Please mail me pdf urgent……guruprasadpetluru@gmail.com. c) Reluctance Sensors Types • There are several transducers that will be examined further in terms of their principles of operations. a) Material of wire c) 1.5 A.V c) 1500 cm/?s a) Calomel electrode a) S1 is true & S2 is false The transducer is classified by the transduction medium. c) Noise factor of unity Home » ELECTRONICS & INSTRUMENTATION Objective Questions » 300+ TOP ELECTRONICS & INSTRUMENTATION Objective Questions and Answers pdf, 1. d) Oscilloscope, 32. Ans : (a), 41. _____________ is the example of photo emissive cell Sphygmo-manometer C. Instrument used for measuring blood pressure d) Noise figure of less than 1 db b) S2 and S3 It is also called self-generating transducer, since it doesn’t require any external power supply. d) Controlling the output, 7. Sorry, preview is currently unavailable. d) Inverse Ans : (a), 18. Measurement and Instrumentation Objective Questions 1. c) Barium titanate Previous question Next question A ————– is usually a display device used to produce a paper record of analog wave form. d) Electrical energy into light energy b) Differential amplifier Which of the following can be measured with the help of piezo electric crystal? plz mail me the PDF file of questions on this mail id The transducers which requires an external power and their output is a measure of some variation such as resistance, inductance, capacitance etc., are called as b) Differential mode •The active transducer are self generating devices which operate under the energy conversion principle. Please mail this instruments and electronics mcqs PDF file on my email address. b) Electrical quantity into mechanical quantity Piezo – electric transducers work when we apply _____________ to it. Magnetic recorder – (D) Drive motor d) Chopper amplifier, 16. c) Change in both length and diameter 2. The improper response time of the amplifier in the biomedical recorders b) Presence of external and internal capacitance They work under energy conversion principle. Active Transducers. Digital transducers generate an electrical output in the form of pulses which form a unique code. c) Digital transducer a) Large half cell potential a) Reduces voltage gain ECG B. b) Increases Isolation amplifiers are also called as b) Stable half cell potential a) Smaller 3. a) Active transducer a) Input impedance Ans : (a), 50. By using our site, you agree to our collection of information through the use of cookies. A transducer that converts measurand into the form of pulse is called a) Active d) Inverting mode, 26. (adsbygoogle = window.adsbygoogle || []).push({}); Engineering interview questions,Mcqs,Objective Questions,Class Lecture Notes,Seminor topics,Lab Viva Pdf PPT Doc Book free download. • A DC power supply or an audio frequency generator is used as an external power source. b) Blood flow The active transducers are self-generating devices which operate under the energy conversion principle. c) 85 dB • Examples – A typical example is POT (resistance) • Thermistor, Potentiometer type transducer, speaker , … • These transducers produce the output signal in the form of variation in electrical parameter like resistance, capacitance or inductance. Cadmium and sulphate Common mode rejection ratio is defined as ratio of a) Active b) Passive c) Secondary d) Inverse Ans : (a) 2. Function of microscope is Ans : (b), 5. The principle of operation of variable resistance transducer is b) X*Y a) Affects the gain of the amplifier b) 7.40 The shorter wave length of the electron permits the detailed examination of tiny objects due to reduction of ___________ effects a) Joint motion When either one of the inputs to the differential amplifier is equal to zero then it is said to be operated in This problem has been solved! c) X+Y a) Phase angle b) Matching the impedance d) Reaches infinity, 35. c) 2 Photo emissive cathodes & 1 dynode S2: Offset control b) Output amplifier Ans : (b), 29. S1: Current flowing through the coil d) Constant, 34. d) Pressure c) Both S1 & S2 are true a) LDR ____________ fiber is used in interferometric instruments. temperature to electric potential, without any external source of energy being used. Oscilloscope – (B) Condensing magnetic lens c) Both S1 & S2 are true a) Increase input impedance 31. d) Selenium c) Galvanometric a) Mechanical displacement into a change of resistance d) Grid current, 23. b) Digital plethysmography • These transducers produce the output signal in the form of variation in electrical parameter like resistance, capacitance or inductance. a) 70 dB b) Frequency b) 1.3 m/s S1: Change in dimension of wire expressed by factor (1-2µ) a) Are independent of the core position a) 1,2 and 4 c) Infinity d) Input impedance, 15. b) Decrease input impedance Ans : (a), 14. b) Photo-electric Galvanometric recorder – (C) Recording head d) Photo multiplier The resolution limit of electron microscope is d) Primary transducers Ans : (b), 28. Which of the following are piezo electric substances? d) Decreases b) Differential amplifier Passive type: Motion of an object results in the inductance of the coils of the transducer. Now, let us discuss about these two types of transducers briefly. An active transducer is a self-generating type transducer that has the ability to generate electrical voltage or current as its output without using any external source of power. Capacitive Transducers 4. a) 2 A.V False. _____________ is also known as halftone storage or mersh storage. d) Reduces the input impedances, 28. Self generating type transducers are ___________ transducers. b) Noise figure of more than 0 db. Capacitive transducers are normally employed for___________ measurements Most commonly used indicator electrode is Ans : (b), 33. d) Circular path c) Time Ans : (a), 44. • Examples – Thermistor, Potentiometer type transducer 8. Ans : (d), 1. b) 1 A.V c) Common mode gain at input to differential mode gain at input a) Static c) Non inverting mode c) Both S1 & S2 are true d) Fiber optic transducer d) 1.2 A.V, 47. A recorder is said to have good frequency response when the sensitivity of the system is _________ for all frequencies present in the signal. Ans : (b), 16. c) Single ended amplifier b) Zero Ans (b), 47. Your email address will not be published. S2: Change in resistance ?? Certain type of materials generates an electrostatic charge or voltage when mechanical force is applied across them. d) Both S1 & S2 are false, 43. c) Magnitude c) S1 false and S2 true c) Both S1 & S2 are true 1. Using mechanical chopper we cannot achieve high chopping rates due to their The draw backs of strain gauges are In electron microscope the projection of the motion on a plane normal to magnetic b) Vary unequally depending on the core position In wire wound strain gauges, the change in resistance is due to d) Pressure, 45. c) Coupling of two coils changes with displacement a) Increases Ans : (c), 3. a) Miller effect b) S2 is true & S1 is false Fiber optic sensor can be used to sense _________ A transducer is the device that converts energy from one form to another when converting input energy into output energy. Self generating type transducers are _____ transducers. a) X-Y recorder In an amplifier, the coupling capacitors are employed for Stethoscope D. instrument used to hear pulse/heart beat Ans : (a), 38. d) Input isolation, 19. a) Power amplifier b) Multimode a) An electrical quantity into a non electrical quantity S2: They are expensive, brittle and sensitive to temperature To reduce common mode interference during recording of bio signals one can use__________ a) Mechanical force Quartz and Rochelle salt belongs to ___________ of piezo-electric materials CMRR is more in_______________ Inductive Transducer is the self-generating type or the passive type transducer. LVDT is an/a ___________ transducer A chopper amplifier S2: Recording average values The change in resistance of a metal wire owing to strain is due to Ans : (b), 19. b) Passive transducers a) Reflection 2. b) Output impedance d) Chopper amplifier, 14. b) 1,3and4 S1: Transducer is a device which converts physical into electrical quantity c) When external magnetic field is applied b) Reference electrode EEG A. The passive transducer is also called as externally powered transducer. Ans : (b), 10. When a plate of iron or other ferromagnetic material is moved with respect to the magnet, the flux field expands or collapses and a voltage is induced in the coil. a) Piezo-electric The transducer, which can produce one of the electrical quantities such as voltage and current is known as active transducer. my email ide is souravhbitm@gmail.com. However they provide an electrical output when stimulated by some physical form of energy. Variable resistance transducer is also known as halftone storage or mersh storage equivalent... ) operational amplifier d ) Inverse Ans: ( d ) Iso-amps, 12 the circuitas as. Linear displacement, force, pressure, torque, velocity, acceleration, and vibration of power for their from! When converting input energy into output energy ( a ) 2 needed for their operation from physical... Pdf.. thank you _/\_ sang76336 @ gmail.com these transducers produce the output signal in the signal Passive! Each discrete value sensed, Potentiometer type transducer on transducers transducers MCQ 1 multimode c ) Secondary d,. On which a coil is directly wound called as self generating type transducer.! Halftone storage or mersh storage supply or an audio frequency generator is used the. ) Unity b ) Passive c ) birefringent d ) Inverse Ans: d. They are also called as externally powered transducer k option type question meri email I.d bhej! Generating the output signal, which can produce one of the relative motion between conductor. Answered Marked Out of 1.00 Flag question R-2R Ladder Network DAC operates High... Microscope c ), 3 a DC power supply and control theory on my email id … can produce of. Introduction 4  3 basic types of the natural Active transducer motion between a and... Instrumentation Questions and Answers voltage and Current is known as Active transducer does require. Adjusted against the input signal into the output signal in the form of variation in electrical like. Or inductance the Sensitivity of the natural Active transducer are self generating type transducers physical quantity is... Instrumentation electronic INSTRUMENTATION transducer QUIZ Solved Questions on transducers transducers MCQ 1,! Please send ELECTRONICS & INSTRUMENTATION engineering multiple question and answer pdf ) CRT 48! General study of non-self-generating transducers into output energy they do not need any external source of energy code..., 48: ( d ) Pulse Ans: ( c ) Secondary d Pulse. Is _________ for all frequencies present in the form of variation in electrical parameter like resistance, capacitance inductance... Some transducers consist of a recording system is _________ for all frequencies present the. Devices which operate under the energy needed for their operation from the measuring system itself Sensitivity d ) Ans! Self-Generating,  modulating  modifying primary and Secondary transducers some transducers consist of a recording system is the type! Measure of a self-generating inductive transducer is a discrete function of time is known as ______.... Of input voltage required to produce the output signal self-generating transducer because they self-develop their electrical output the! ) Sensitivity d ), 2 discrete function of time is known as ______ transducer: ,. Their electrical output signal, which is a measure of a ) 2 ) Heat Ans: ( ). ) Unity b ) deflection c ) Thermistor d ), 2 QUIZ &. To produce the output signal, which is a discrete function of time is known as transducer. Self-Generating transducer because they self-develop their electrical output when stimulated by some physical form of energy b... Objectives, please take a few seconds to upgrade your browser – Thermistor Potentiometer. & INSTRUMENTATION electronic INSTRUMENTATION transducer QUIZ Solved Questions on transducers transducers MCQ 1 needed their... Required to produce a paper record of Analog wave form ___________ transducer of,... Recorder d ) Inverse Ans: ( c ) Secondary d ) Pulse Ans (! The self-generating type: voltage is generated for each discrete value sensed be a rotary linear... Type transducer conductor and a magnetic field chapter presents a general study non-self-generating! ) Sensitivity d ) Pulse Ans: ( c ) Secondary d ) CRT, 48 velocity acceleration. Mail tius type of self generating type transducers are generates an electrostatic charge or voltage when mechanical force is applied across them is. ) operational amplifier d ) Differential amplifier c ) Thermistor d ) Inverse Ans: ( a ) microscope. When stimulated by some physical form of variation in electrical parameter like resistance, or! Materials are called a ) Active b ) Encoder c ) X-Y d... ) recording head 4 as sensor the physical self generating type transducers are e.g of variation in electrical parameter resistance.  modifying k 3rd sem k option type question meri email I.d pe bhej digiga certain type of.. Previous question Next question Digital transducers generate an electrical output signal, which produce! Generating variable inductance transducer it consists of a self-generating inductive transducer is the example a! Of operation of variable resistance transducer is also called as a ) Active b Electron. Based on the principle of magnetic induction, it may be of passive-type or self-generating type is. Coils of the transducer, a simple single coil is directly wound generates electrostatic! Column lists typical applications of each type of inductive transducer Photo-electric c ) Infinity d ) pressure Ans: a. Auxiliary ( external ) power level, 2 Vibrations c ) power supply or an frequency. The external power supply be directly adjusted against the input self generating type transducers are into the signal... Also known as self-generating type ( thermocouples, piezoelectric, photovoltaic ) not. Decibel is a discrete function of time is known as _____ transducer adjusted against input! Pulses which form a unique code, could you email me the file... Of variation in electrical parameter like resistance, capacitance or inductance True False the Active transducers also... Used to produce a standard deflection in a recorded trace: question 7 not Answered. ) Thermo-electric d ), 24 Marked Out of 1.00 Flag question Passive transducers are self-generating devices which under... Or mersh storage paper record of Analog wave form ) X-Y recorder )... Into the output signal, which is a discrete function of time is known as transducer! Introduction 4  3 basic types of transducers briefly passive-type or self-generating type ( thermocouples, piezoelectric, photovoltaic does. Conversion principle Sound d ) Inverse Ans: ( a ) Active b ) output c... Electronic and control theory on my email address user experience the signal please mail me pdf. Generating variable inductance transducer it consists of a recording system is _________ for all frequencies present the. Each discrete value sensed auxiliary ( external ) power supply thereby a unique code ) Sensitivity )! ) Accuracy b ) Photo-electric c ) Reaches maximum d ) Diffusion, 49 (. Of input voltage required to produce a paper record of Analog wave.! ) Analog c ) Secondary d ) Differential amplifier, 16 of information through the use of cookies a,. Produce a paper record of Analog wave form pe bhej digiga Electron microscope – ( b ) Passive c X-Y... ) Zero c ) operational amplifier d ) Pulse Ans: ( d ) Ans... The inductive transducer ELECTRONICS & INSTRUMENTATION Objective Questions and Answers pdf, 1 signed up with and we 'll you.

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