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Electrician
Electrician Set-1
Oscillators
18

Oscillators MCQ - Electrician (Set-1) with Answers

18) A blocking oscillator is a :

sine wave oscillator

square wave oscillator

saw-tooth wave oscillator

none of the stated above

Answer is:

saw-tooth wave oscillator

Oscillators MCQ - Electrician (Set-1) with Answers

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Related Oscillators MCQ - Electrician (Set-1) with Answers

19) An oscillator circuit which is meant for converting sine wave signal into square wave signal is called a :

Schmmitt trigger

blocking oscillator

multivibrator

Weinbridge oscillator

Answer is:

Schmmitt trigger

20) Square wave signals play important role in :

amplifiers

rectifiers

oscillators

digital equipments

Answer is:

digital equipments

21) A sinusoidal oscillator is an amplifier with _____ feedback.

no

positive

negative

zero

Answer is:

positive

22) To initiate oscillation, the loop gain of the oscillator must be _____ unity.

less than

equal to

greater than

equal to or less than

Answer is:

greater than

Oscillators MCQ - Electrician (Set-1) with Answers

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