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Alternating Current and Voltage

Alternating Current and Voltage
A square wave has a period of 60 s. The first odd harmonic is

50 kHz
5 kHz
33.33 kHz
500 kHz

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Alternating Current and Voltage
The average value of a 12 V peak sine wave over one complete cycle is

6.37 V
0 V
7.64 V
1.27 V

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Alternating Current and Voltage
The average half-cycle value of a sine wave with a 40 V peak is

50.96 V
14.14 V
6.37 V
25.48 V

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Alternating Current and Voltage
A sawtooth wave has a period of 10 ms. Its frequency is

10 Hz
1,000 Hz
100 Hz
50 Hz

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Alternating Current and Voltage
A sinusoidal current has an rms value of 14 mA. The peak-to-peak value is

39.6 mA
22.6 mA
45.12 mA
16 mA

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Alternating Current and Voltage
How many degrees are there in /3 rad?

180°
27°
6°
60°

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