Electronic Principles The barrier potential accross each depletion layer is 0.7 V None of these 0.8 V 20 V 0.7 V None of these 0.8 V 20 V ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The number of free electrons and holes in intrinsic semiconductor increases when the temperature Decreases Increases Stays the same None of these 0oC Decreases Increases Stays the same None of these 0oC ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Current and voltage are said to be in phase when: their waveforms cross through zero and reach positive and negative peaks at the same time they have the same amplitude and frequency All of these None of these their waveforms are both ac or both dc their waveforms cross through zero and reach positive and negative peaks at the same time they have the same amplitude and frequency All of these None of these their waveforms are both ac or both dc ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The south pole of a magnet is the one: that has its molecules arranged in a random pattern that would be repelled by the north pole of another magnet that would be attracted to the earth's south magnetic pole that would be attracted to the earths north magnetic pole None of these that has its molecules arranged in a random pattern that would be repelled by the north pole of another magnet that would be attracted to the earth's south magnetic pole that would be attracted to the earths north magnetic pole None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles When applying a square waveform to a capacitor, the circuit tends to: peak the current and round off the voltage waveforms peak the voltage and round off the current waveforms peak both the voltage and current waveforms None of these round off both the voltage and current waveforms peak the current and round off the voltage waveforms peak the voltage and round off the current waveforms peak both the voltage and current waveforms None of these round off both the voltage and current waveforms ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements is true? None of these All of these Power dissipation of a pure capacitor decreases with operating frequency There is no meaningful relationship between the power dissipation of a pure capacitor and its operating frequency Power dissipation of a pure capacitor increases with operating frequency None of these All of these Power dissipation of a pure capacitor decreases with operating frequency There is no meaningful relationship between the power dissipation of a pure capacitor and its operating frequency Power dissipation of a pure capacitor increases with operating frequency ANSWER DOWNLOAD EXAMIANS APP
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