Electronic Principles Suppose the peak value of a sinusoidal voltage is 50 V. What is the rms value? 37.4 V None of these 35.4 V 30.4 V 38.74 V 37.4 V None of these 35.4 V 30.4 V 38.74 V ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A diode is in series with 220W. If the voltage across the resister is 4V, what is the current through the diode? None of these 55.86 A 55 A 18.2 mA 16.3 mA None of these 55.86 A 55 A 18.2 mA 16.3 mA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The north pole of a magnet is the one: that would be repelled by the south pole of another magnet that would be attracted to the earth's south magnetic pole that has its molecules arranged in a random pattern that would be attracted to the earth's north magnetic pole None of these that would be repelled by the south pole of another magnet that would be attracted to the earth's south magnetic pole that has its molecules arranged in a random pattern that would be attracted to the earth's north magnetic pole None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The voltage across a 1N4001 is 0.93V when the current is 1A. What is the power dissipation of the diode for these values? 0.041666666666667 0.93 V None of these 9.3 W 0.93 W 0.041666666666667 0.93 V None of these 9.3 W 0.93 W ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles How much power is being dissipated by a 1000 W resistance that has 25 V applied to it? 0.625 W 0.24 W 80 W 325 kW None of these 0.625 W 0.24 W 80 W 325 kW None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The period of a waveform is: the time required for the voltage to rise from 10% to 90% of the peak amplitude None of these the number of cycles completed in one second equal to 0.707 times the peak amplitude the time required to complete one full cycle the time required for the voltage to rise from 10% to 90% of the peak amplitude None of these the number of cycles completed in one second equal to 0.707 times the peak amplitude the time required to complete one full cycle ANSWER DOWNLOAD EXAMIANS APP
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