29. The depletion or space-charge region in a junction diode contains charges that are
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30. As compared to mercury arc rectifiers, mental rectifiers
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31. A full wave rectified sine wave is clipped such that the effective value is 0.5 ym. The amplitude at which the waveform is clipped, will be
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32. If the effective value of half-wave rectified sine wave is 20. The average value of the wave will be
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33. A voltage function is given by v(t) = 100 + 25 sin 3 cot + 10 sin 5 cot volts The RMS value will be
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34. The dc output voltage drops from 48 V with no load to 46 V at full load. The percentage load regulation is
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35. In a power supply with normal ac input if there is no V+ output, the trouble could be with
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