HARD
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The rms value of voltage of the waveform shown below is, , find the value of .


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Important Questions on Alternating Current
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The rms value of potential difference shown in figure is

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In the given circuit the peak voltages across and are and respectively. The rms value of the applied voltage is

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An alternating voltage is given by . The voltage will be maximum for the first time when time is ( time period)

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A hot wire ammeter will give a reading:

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Alternating Current cannot be used for which of the following ?

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The alternating current is given by, . The R.M.S. value of this current is __________ .

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In the circuit shown below, if and the diode is ideal, the average value of voltage across is (Assume source resistance is zero)

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