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Alternating Current and Voltage

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

50 Hz
1,000 Hz
10 Hz
100 Hz

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

500 kHz
33.33 kHz
50 kHz
5 kHz

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Alternating Current and Voltage
One sine wave has a positive-going zero crossing at 15° and another sine wave has a positive-going zero crossing at 55°. The phase angle between the two waveforms is

40°
None of these
45°
0°

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

22.6 mA
16 mA
39.6 mA
45.12 mA

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Alternating Current and Voltage
If the rms voltage drop across a 15 k resistor is 16 V, the peak current through the resistor is

1.5 mA
1 mA
15 mA
10 mA

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Alternating Current and Voltage
If the peak of a sine wave is 13 V, the peak-to-peak value is

26 V
None of these
13 V
6.5 V

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MORE MCQ ON Alternating Current and Voltage

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