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Current Source Inverter MCQ Questions & Answers

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




Question 1

20 V rated 8 SCRs are connected in series. The operation voltage of the string is 50. Calculate the De-rating factor.

A. 0.67
B. 0.68
C. 0.69
D. 0.7

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Question 2

Calculate the maximum frequency for ASCI using the data: R=15 k?, C=5 ?F.

A. 3.51 Hz
B. 3.69 Hz
C. 3.33 Hz
D. 3.98 Hz

View Answer

Question 3

Calculate the minimum time period for ASCI using the data: R=12 k?, C=45 ?F.

A. 2.58 sec
B. 2.16 sec
C. 2.23 sec
D. 2.48 sec

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Question 4

Calculate the r.m.s value of the fundamental component of the output current having an amplitude of 3 A for CSI.

A. 2.80 A
B. 2.70 A
C. 2.54 A
D. 3.48 A

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Question 5

Calculate the r.m.s value of the output current having an amplitude of 2 A for CSI.

A. 3 A
B. 4 A
C. 2 A
D. 1 A

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Question 6

Calculate the string efficiency if the de-rating factor is .76.

A. 24 %
B. 25 %
C. 26 %
D. 27 %

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Question 7

Forced commutated CSI require _________

A. Diode
B. Resistor
C. Inductor
D. Capacitor

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Question 8

Full form of ASCI is ___________

A. Auto sequential commutated inverter
B. Auto starter commutated inverter
C. Auto sequential current inverter
D. Auto sequential current inserter

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Question 9

Number of switches turned on in CSI at a single time are __________

A. 2
B. 4
C. 5
D. 3

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Question 10

T.H.D value for CSI is ________________

A. 48.43 %
B. 41.15 %
C. 39.15 %
D. 46.48 %

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Question 11

The output current waveform for R load in CSI is ___________

A. Square
B. Triangular
C. Constant
D. Vertical

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Question 12

The output voltage of CSI depends upon the load.

A. True
B. False

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Question 13

The use of inductor in CSI is to make source current constant.

A. True
B. False

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Question 14

What is the distortion factor value in CSI?

A. 0.85
B. 0.9
C. 0.95
D. 0.88

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Question 15

Which one of the element is used to make R load commutating?

A. Inductor
B. Capacitor
C. Resistor
D. Coil

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Question 16

Calculate the maximum frequency for ASCI using the data: R=15 kΩ, C=5 μF.

A. 3.51 Hz
B. 3.69 Hz
C. 3.33 Hz
D. 3.98 Hz

View Answer

Question 17

Calculate the minimum time period for ASCI using the data: R=12 kΩ, C=45 μF.

A. 2.58 sec
B. 2.16 sec
C. 2.23 sec
D. 2.48 sec

View Answer

Question 18

Calculate the r.m.s value of the output current having an amplitude of 2 A for CSI.

A. 3:00 AM
B. 4:00 AM
C. 2:00 AM
D. 1:00 AM

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Question 19

Calculate the string efficiency if the de-rating factor is .76.

A. 24%
B. 25%
C. 26%
D. 27%

View Answer

Question 20

T.H.D value for CSI is ________________

A. 48.43%
B. 41.15%
C. 39.15%
D. 46.48%

View Answer