Electronic Principles The number of free electrons and holes in intrinsic semiconductor increases when the temperature Increases Decreases 0oC Stays the same None of these Increases Decreases 0oC Stays the same None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A transformer has a primary voltage of 120 V rms and a secondary voltage of 25 V rms. If the secondary current is 1A rms, what is the primary current? 200 mA 300 mA None of these 208 mA 7.8 mA 200 mA 300 mA None of these 208 mA 7.8 mA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements is true for resistance in a parallel circuit? The total resistance of a parallel circuit is always less than the value of the smallest resistance The total resistance is equal to the sum of the individual resistances in a parallel circuit. The total resistance in a parallel circuit is equal to the average value of the individual resistances The total resistance of a parallel circuit is equal to the total voltage None of these The total resistance of a parallel circuit is always less than the value of the smallest resistance The total resistance is equal to the sum of the individual resistances in a parallel circuit. The total resistance in a parallel circuit is equal to the average value of the individual resistances The total resistance of a parallel circuit is equal to the total voltage None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The rms value of a sine waveform is: None of these equal to 0.707 times the peak amplitude the number of cycles completed in one second the time required to complete one full cycle equal to 1.41 times the peak amplitude None of these equal to 0.707 times the peak amplitude the number of cycles completed in one second the time required to complete one full cycle equal to 1.41 times the peak amplitude ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements best applies to a parallel RLC circuit? The voltage waveform for each component always has the same amplitude and phase as the applied voltage All of these The sum of the current is always less than the applied current The current waveform for each component always has the same amplitude and phase as the applied current None of these The voltage waveform for each component always has the same amplitude and phase as the applied voltage All of these The sum of the current is always less than the applied current The current waveform for each component always has the same amplitude and phase as the applied current None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Absolute Zero temperature equals 25o C None of these -273o C 0o C -276o C 25o C None of these -273o C 0o C -276o C ANSWER DOWNLOAD EXAMIANS APP
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