Multiple Choice Questions and Answers

Electronics Engineering Multiple Choice Questions and Answers (MCQs) Part 6

Electronics Engineering Multiple Choice Questions and Answers (MCQs) Part 6: 241. The voltage follower is commonly used as (a) Switch. (b) Isolator. (c) Regulator. (d) None of these. Answer : (b) Isolator. 242. A voltage-to-current op-amp converter is also called as (a) transconductance amplifier. (b) transresistance amplifier. (c) ideal voltage amplifier. (d) ideal current amplifier.

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Electronics Engineering Multiple Choice Questions and Answers (MCQs) Part 5

Electronics Engineering Multiple Choice Questions and Answers (MCQs) Part 5: 198. Which one of the following devices can be turned ‘ON’ or ‘OFF’ by applying gate signal ? (a) SCR. (b) SCS. (c) TRIAC. (d) UJT. Answer : (a) SCR. 199. The uncontrolled electronic switch employed in power electronic converters is (a) thyristor. (b) bipolar

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Electronics Engineering Multiple Choice Questions and Answers (MCQs) Part 4

Electronics Engineering Multiple Choice Questions and Answers (MCQs) Part 4: 150. In phase modulation, phase deviation is proportional to (a) carrier amplitude. (b) carrier phase. (c) message signal. (d) message signal frequencies. Answer : (c) message signal. 151. The waveform A cos (ωt + k cos ω2t) is (a) amplitude modulated. (b) frequency modulated. (c)

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Electronics Engineering Multiple Choice Questions and Answers (MCQs) Part 3

Electronics Engineering Multiple Choice Questions and Answers (MCQs) Part 3: 106. Which of the transistor models is most preferred for the analysis of a transistor circuit both at mid-band and at high frequencies? (a) h-parameter model. (b) y-parameter model. (c) s-parameter model. (d) hybrid -π model. Answer : (d) hybrid -π model. 107. The common

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Electronics Engineering Multiple Choice Questions and Answers (MCQs) Part 1

Electronics Engineering Multiple Choice Questions and Answers (MCQs) Part 1: 1. Which of the following statements is correct regarding resistance ? (a) The resistance of a conductor is the hindrance by which the conductor opposes the flow of current through it. (b) The resistance of wire is independent of the temperature for most of the

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Electrical Power Engineering Multiple Choice Questions and Answers (MCQs) Part 12

Electrical Power Engineering Multiple Choice Questions and Answers (MCQs) Part 12: 552. The electric motor used for traction work should be mechanically (a) small in overall dimensions (specially in its overall diameter). (b) light in weight and robust in construction. (c) capable to withstand continuous vibrations. (d) all of the above. Answer : (d) all

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