Electronic Principles Suppose the zener diode has a breakdown voltage of 10 V and zener resistance of 8.5 W, what is the additional voltage when the current is 20 mA? 10.17 V 18.8 V None of these 0.17 V 20 V 10.17 V 18.8 V None of these 0.17 V 20 V ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following equations most directly determines the power dissipation of a resistance when you know the power dissipation of a resistance when you know the voltage drop and current? P = IE P = I2R P = E2/R I = P/E None of these P = IE P = I2R P = E2/R I = P/E None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The period of a waveform is: the time required to complete one full cycle the number of cycles completed in one second the time required for the voltage to rise from 10% to 90% of the peak amplitude None of these equal to 0.707 times the peak amplitude the time required to complete one full cycle the number of cycles completed in one second the time required for the voltage to rise from 10% to 90% of the peak amplitude None of these equal to 0.707 times the peak amplitude ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Suppose the peak value of a sinusoidal voltage is 50 V. What is the rms value? 37.4 V 30.4 V None of these 35.4 V 38.74 V 37.4 V 30.4 V None of these 35.4 V 38.74 V ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles If the current gain is 200 and the collector current is 100 mA, the base current is 0.083333333333333 200 A None of these 0.5 mA 2 mA 0.083333333333333 200 A None of these 0.5 mA 2 mA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements is true for the currents in a parallel RL circuit? The total current leads the total voltage by less than 90 The current always has the same amplitude and phase for every part of the circuit The total current is less than the sum of the currents through the resistance and inductance None of these The total current is equal to the sum of the currents through the resistance and inductance The total current leads the total voltage by less than 90 The current always has the same amplitude and phase for every part of the circuit The total current is less than the sum of the currents through the resistance and inductance None of these The total current is equal to the sum of the currents through the resistance and inductance ANSWER DOWNLOAD EXAMIANS APP
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