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ITI
Electronic Mechanic
Electronic Mechanic Set-1
Power supply circuits
2

Power supply circuits MCQ with Answers

2) Which parameter is maintained constant in zener diode?

Power

Current

Voltage

Resistance

Answer is:

Voltage

Power supply circuits MCQ with Answers

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Related Power supply circuits MCQ with Answers

3) What is the meaning of maximum safe reverse voltage across a diode?

PIV voltage

Knee voltage

Break down voltage

Reverse break down voltage

Answer is:

PIV voltage

4) When does the zener diode begins to conduct in the reverse biased condition?

When bias voltage reached 0.7V

After the barrier voltage cancelled

Voltage across zener reached 0.3V

Voltage across it reached the zener voltage

Answer is:

Voltage across it reached the zener voltage

5) What is the output pulse frequency of the full wave rectifier with input frequency of 50 Hz?

40 Hz

60 Hz

100 Hz

200 Hz

Answer is:

100 Hz

6) What is the maximum safe reverse voltage rating of a diode?

PIV voltage

Knee voltage

Break down voltage

Forward break down voltage

Answer is:

PIV voltage

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