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Electronic Mechanic
Electronic Mechanic Set-1
Oscillators
12

Oscillators MCQ with Answers

12) How many time constant period is required to fully charge a capacitor?

10 time constants

7 time constants

5 time constants

3 time constants

Answer is:

5 time constants

Oscillators MCQ with Answers

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Related Oscillators MCQ with Answers

13) How to overcome the problem of frequency drift in LC oscillators?

Apply opposite polarity of signal

Provide negative feedback

Using high Q coils and good quality capacitors

Increase the supply voltage

Answer is:

Using high Q coils and good quality capacitors

14) Why LC tuned circuits are not used in audio frequency oscillators?

LC values required is too large

LC components are not available

LC tank circuit does not produce AF signals

LC tank circuit operation requires high voltage

Answer is:

LC values required is too large

Oscillators MCQ with Answers

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