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52. A pulse waveform has a high time of 8 ms and a pulse width of 32 ms. The duty cycle is ________.
(a) 25%
(b) 50%
(c) 1%
(d) 100%
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- 5555555555 51. A 20 kHz pulse waveform consists of pulses that are 15 μs wide. The duty cycle ________. (a) is 1% (b) is 30% (c) is 100% (d) cannot be determined
- 5555555555 53. The average value of a 12 V peak sine wave over one complete cycle is ________. (a) 0 V (b) 1.27 V (c) 7.64 V (d) 6.37 V
- AC Fundamentals » Exercise - 129. A sinusoidal current has peak value of 12 A. What is its average value ? (a) 7.64 A (b) 24 A (c) 8.48 A (d) 12 A