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Electronic Mechanic
Electronic Mechanic Set-1
Power supply circuits
5

Power supply circuits MCQ with Answers

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

Power supply circuits MCQ with Answers

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Related Power supply circuits MCQ with Answers

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

7) Which is the first step followed in troubleshooting of electronic circuit?

Thermal test

Chemical test

Mechanical test

Physical and sensory test

Answer is:

Physical and sensory test

8) Which diode is used in low power communication circuits?

Signal diodes

Rectifier diodes

Switching diodes

High power diodes

Answer is:

Signal diodes

9) What is the disadvantage of the two diode full wave rectifier compared with a bridge rectifier?

DC output level is higher

The ripple frequency is higher

The need of bulky transformer

Each diode carries half the load current

Answer is:

The need of bulky transformer

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