# Electronics - Alternating Current and Voltage

### Exercise :: Alternating Current and Voltage - Filling the Blanks

1. The frequency of the repetitive pulse waveform in the given circuit equals ___.

 A. 500 Hz B. 50 Hz C. 100 Hz D. 125 Hz

Explanation:

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2.

Increasing the number of magnetic poles in a basic generator will ___.

 A. increase the generator's output voltage amplitude B. increase the generator's output frequency C. decrease the generator's output voltage amplitude D. decrease the generator's output frequency

Explanation:

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3. The peak voltage across R2 in the given circuit equals _____.

 A. 7.2 V B. 10.18 V C. 8.8 V D. 8 V

Explanation:

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4. The frequency of the sine wave in the given circuit equals ___.

 A. 4 kHz B. 800 Hz C. 20 kHz D. 250 Hz

Explanation:

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5.

Increasing the number of turns in a conductor loop in a basic generator will ___.

 A. increase the generator's output voltage amplitude B. increase the generator's output frequency C. decrease the generator's output voltage amplitude D. decrease the generator's output frequency