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Oscillators - Electronic Devices and Circuits MCQs

Oscillators MCQ : Here you will find MCQ Questions related to "Oscillators" in Electronic Devices and Circuits. These Oscillators MCQ Questions Will help you to improve your Electronic Devices and Circuits knowledge and will prepare you for various Examinations like Competitive Exams, Placements, Interviews and other Entrance Exmaniations.

Question 1

An oscillator is a circuit which produces?

A. alternating waveform
B. continuous waveform
C. repeated waveform
D. All of the above

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Question 2

Oscillators basically convert unidirectional current flow from a DC source into?

A. continuous waveform
B. repeated waveform
C. alternating waveform
D. None of the above

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Question 3

Oscillators broadly be classified into?

A. 1
B. 2
C. 3
D. 4

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Question 4

Oscillators are a cheap and easy way to generate specific Frequency of a signal.

C. Can be true or false
D. Can not say

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Question 5

An oscillator converts …………

A. c. power into d.c. power
B. c. power into a.c. power
C. mechanical power into a.c. power
D. None of the above

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Question 6

In an LC circuit, when the capacitor is maximum, the inductor energy is ?

A. Minimum
B. Maximum
C. Half-way between maximum and minimum
D. None of the above

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Question 7

An LC oscillator cannot be used to produce ……………….. Frequencies

A. High
B. Medium
C. Low
D. Very Low

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Question 8

What is the value of self-oscillating circuits?

A. 0
B. 1
C. 2
D. 3

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Question 9

For an oscillator, input voltage is 5V, loop gain is 2, find output voltage?

A. 2
B. 4
C. 6
D. 10

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Question 10

For practical oscillators, which law has to be obeyed?

A. Faraday law
B. Hertz law
C. Fleming law
D. Barkhausen law

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