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Half Wave Rectifier MCQ Questions And Answers - Semiconductor Devices

Half Wave Rectifier MCQs : This section focuses on the "Half Wave Rectifier" in Semiconductor Devices. These Multiple Choice Questions (MCQs) should be practiced to improve the Semiconductor Devices skills required for various interviews (campus interview, walk-in interview, company interview), placement, entrance exam and other competitive examinations.

Question 1

A rectifier is a circuit which converts the _____________ input power into a ___________________ output power.

A. Direct Current (DC), Alternating Current (AC)
B. Alternating Current (AC), Direct Current (DC)
C. Both A and B
D. None of the above

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Question 2

The current on the DC side of the circuit flows in one direction only making the circuit?

A. Bidirectional
B. No directional
C. Unidirectional
D. None of the above

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Question 3

The input power supply is?

A. single-phase
B. multi-phase
C. no-phase
D. Both A and B

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Question 4

Maximum efficiency of Half Wave Rectifier is?

A. 0.25
B. 0.41
C. 0.57
D. 0.71

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Question 5

Ripple factor of Half Wave Rectifier is:

A. 1.01
B. 1.15
C. 1.21
D. 1.71

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Question 6

Ripple factor is equal to?

A. Irms – Idc
B. Irms + Idc
C. Irms * Idc
D. Irms / Idc

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Question 7

If peak voltage for a half wave rectifier circuit is 5V and diode cut in voltage is 0.7, then peak inverse voltage on diode will be?

A. 5V
B. 4.9V
C. 4.3V
D. 6.7V

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Question 8

Transformer utilisation factor of a half wave rectifier is _________

A. 0.234
B. 0.287
C. 0.279
D. 0.453

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Question 9

If the input frequency of a half wave rectifier is 100Hz, then the ripple frequency will be_________

A. 100 Hz
B. 200 Hz
C. 250 Hz
D. 300 Hz

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Question 10

During each positive half cycle of the AC sine wave, the diode is forward biased.

C. Can be true or false
D. Can not say

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