Electronic Principles - Section 4 Multiple Questions and Answers.
Exercise Questions ::
Electronic Principles
Published by:Michael Daani
Published by:Michael Daani
18. | Which one of the following statements is true? |
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| A. | Capacitive reactance is at a minimum for dc source voltages |
| B. | Capacitive reactance decreases as the operating frequency increases |
| C. | There is no meaningful relationship between capacitive reactance and operating frequency |
| D. | Capacitive reactance increases as the operating frequency increases |
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Published by:Michael Daani
19. | The peak value of a sine waveform is: |
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| A. | the amplitude at 70.7% of the maximum value |
| B. | the amplitude at 90% of the maximum value |
| C. | the amplitude at 1.41 times the maximum value |
| D. | the maximum positive or negative value |
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Published by:Michael Daani
20. | Which one of the following statements is true for voltage in a parallel circuit? |
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| A. | The total voltage in a parallel circuit is equal to the average value of the individual voltages |
| B. | The total voltage in a parallel circuit is always less than the value of the smallest voltage |
| C. | The total voltage is equal to the sum of the voltages across the individual branches in a parallel circuit |
| D. | The total voltage of a parallel circuit is the same as the voltages across each branch |
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Published by:Michael Daani
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