Electronic Principles Which one of the following phrases most accurately describes a purely inductive circuit? Combinations of resistance and inductive reactance provide any opposition to current flow Resistances provide the only opposition to current flow Inductive reactance provides the only opposition to current flow The ac voltage lags the current by 90 degree None of these Combinations of resistance and inductive reactance provide any opposition to current flow Resistances provide the only opposition to current flow Inductive reactance provides the only opposition to current flow The ac voltage lags the current by 90 degree None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A flashlight battery has internal resistance of 1W. For what values of load resistance does the flashlight battery appear stiff? 50 Ohm 60 Ohm 10 Ohm 100 Ohm or more None of these 50 Ohm 60 Ohm 10 Ohm 100 Ohm or more None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A step-down transformer has turns ration of 5:1. If the primary voltage is 120 Vrms, what is the secondary voltage? 24 V 12 V None of these 30 V 18 V 24 V 12 V None of these 30 V 18 V ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles How much current flows through a 0.02-H choke that is operating from a 12-V ac, 100-Hz source? None of these 0.955 A 0.02 A 2.02 A 0.41666666666667 None of these 0.955 A 0.02 A 2.02 A 0.41666666666667 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles How much current flows through a 60-W light bulb that is operating at 120 V? 0.5A 7200 A 180 A None of these 0.083333333333333 0.5A 7200 A 180 A None of these 0.083333333333333 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The emitter diode is usually Nonconducting Forward-biased Reverse-biased None of these Operating in the breakdwon region Nonconducting Forward-biased Reverse-biased None of these Operating in the breakdwon region ANSWER DOWNLOAD EXAMIANS APP
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