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Electrician
Electrician Set-2
Electronic Practice
31

Electronic Practice MCQ with Answers

31) Which oscillator provides high accurate stable frequency?

Hartley oscillator

Colpitts oscillator

Quartz crystal oscillator

R.C phase shift oscillator

Answer is:

Hartley oscillator

Electronic Practice MCQ with Answers

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Related Electronic Practice MCQ with Answers

32) What is the characteristic property of base material in a transistor?

Lightly doped and very thin

Heavily doped and very thin

Lightly doped and very larger

Heavily doped and very larger

Answer is:

Lightly doped and very thin

33) Which multi vibrator produces a repetitive pulse wave form output?

Astable multi vibrator

Bistable multi vibrator

One shot multi vibrator

Monostable multi vibrator

Answer is:

Astable multi vibrator

34) What is the main application of a Field Effect Transistor (FET)?

Voltage control device

Current control device

Positive feedback device

Low input impedance device

Answer is:

Voltage control device

35) What is the main function of Uni Junction Transistor (UJT)?

Relaxation oscillator

Broadcast transmitter

Loud speaker amplifier

Microphone input device

Answer is:

Relaxation oscillator

Electronic Practice MCQ with Answers

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