Alternating Current And Voltage MCQ Questions & Answers | Electrical Engineering

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16.
A sinusoidal current has an rms value of 14 mA. The peak-to-peak value is

A. 45.12 mA

B. 16 mA

C. 39.6 mA

D. 22.6 mA

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17.
If the peak of a sine wave is 13 V, the peak-to-peak value is

A. 6.5 V

B. 13 V

C. 26 V

D. None of the above

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18.
The conductive loop on the rotor of a simple two-pole, single-phase generator rotates at a rate of 400 rps. The frequency of the induced output voltage is

A. 40 Hz

B. 100 Hz

C. 400 Hz

D. Indeterminable

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19.
A sine wave with an rms value of 12 V is riding on a dc level of 18 V. The maximum value of the resulting waveform is

A. 6 V

B. 30 V

C. 35 V

D. 0 V

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20.
Average value of a sine wave is 0.707 times the peak value.

A. True

B. False

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