Electronic Principles If N1/N2 = 2, and the primary voltage is 120 V, what is the secondary voltage? 0 V 40 V None of these 36 V 60 V 0 V 40 V None of these 36 V 60 V 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 the number of cycles completed in one second None of these 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 the number of cycles completed in one second None of these equal to 0.707 times the peak amplitude the time required to complete one full cycle ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Doubling the operating frequency of a purely capacitive circuit: doubles the amount of total current cuts the total current by one-half thrice the amount of total current has no effect on the total circuit current None of these doubles the amount of total current cuts the total current by one-half thrice the amount of total current has no effect on the total circuit current None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The transistor has a collector current of 10 mA and a base current of 40 mA. What is the current gain of the transistor? 350 µA 250 µA 0.25 µA 300 µA None of these 350 µA 250 µA 0.25 µA 300 µA None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Suppose a voltage source has an ideal voltage of 15V and a source resistance of 0.2W. For what values of load resistance will the voltage source appear stiff? 10 Ohm 30 Ohm 20 Ohm None of these 100 Ohm 10 Ohm 30 Ohm 20 Ohm None of these 100 Ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following equations most directly leads to the resistance of an ordinary household light bulb, assuming that you know the power and voltage rating? P = PR P = E2/R R = E2/P I = P/E None of these P = PR P = E2/R R = E2/P I = P/E None of these ANSWER DOWNLOAD EXAMIANS APP
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