Electronic Principles A step-down transformer has turns ration of 5:1. If the primary voltage is 120 Vrms, what is the secondary voltage? 12 V None of these 18 V 24 V 30 V 12 V None of these 18 V 24 V 30 V ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following phrases most accurately describes a purely inductive circuit? None of these Resistances provide the only opposition to current flow The ac voltage lags the current by 90 degree Combinations of resistance and inductive reactance provide any opposition to current flow Inductive reactance provides the only opposition to current flow None of these Resistances provide the only opposition to current flow The ac voltage lags the current by 90 degree Combinations of resistance and inductive reactance provide any opposition to current flow Inductive reactance provides the only opposition to current flow ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Suppose the voltage from a power outlet is 120 Vrms. What is the peak voltage? 100 V 170 V 180 V 120 V None of these 100 V 170 V 180 V 120 V None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Who invented the first junction transistor? Gomes None of these Fisher Shockley Smith Gomes None of these Fisher Shockley Smith ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Doubling the diameter of the coil in an inductor: None of these multiplies the value of inductance by two multiplies the value of inductance by four reduces the value of inductance by one-fourth reduces the value of inductance by one-half None of these multiplies the value of inductance by two multiplies the value of inductance by four reduces the value of inductance by one-fourth reduces the value of inductance by one-half ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Doubling the operating voltage of a purely capacitive circuit: cuts the capacitive reactance in half has no effect on the capacitive reactance None of these doubles the amount of capacitive reactance multiplies the capacitive reactance by 7 cuts the capacitive reactance in half has no effect on the capacitive reactance None of these doubles the amount of capacitive reactance multiplies the capacitive reactance by 7 ANSWER DOWNLOAD EXAMIANS APP
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