Electronic Principles How much current flows through a 0.02-H choke that is operating from a 12-V ac, 100-Hz source? 2.02 A 0.955 A 0.41666666666667 0.02 A None of these 2.02 A 0.955 A 0.41666666666667 0.02 A None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The rise time of a pulse waveform is the time required for the voltage to rise: from zero to its rms value None of these from zero to its peak value from 10% of the peak value to 70.7% of the peak value from 10% of the peak value to 90% of the peak value from zero to its rms value None of these from zero to its peak value from 10% of the peak value to 70.7% of the peak value from 10% of the peak value to 90% of the peak value ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Doubling the operating frequency of a purely capacitive circuit: cuts the total current by one-half has no effect on the total circuit current doubles the amount of total current thrice the amount of total current None of these cuts the total current by one-half has no effect on the total circuit current doubles the amount of total current thrice the amount of total current None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The peak value of a sine waveform is: None of these the maximum positive or negative value the amplitude at 1.41 times the maximum value the amplitude at 90% of the maximum value the amplitude at 70.7% of the maximum value None of these the maximum positive or negative value the amplitude at 1.41 times the maximum value the amplitude at 90% of the maximum value the amplitude at 70.7% of the maximum value ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following phrases most accurately describes a purely inductive circuit? The ac voltage lags the current by 90 degree Resistances provide the only opposition to current flow None of these Inductive reactance provides the only opposition to current flow Combinations of resistance and inductive reactance provide any opposition to current flow The ac voltage lags the current by 90 degree Resistances provide the only opposition to current flow None of these Inductive reactance provides the only opposition to current flow Combinations of resistance and inductive reactance provide any opposition to current flow ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles How much power is being dissipated by a 1000 W resistance that has 25 V applied to it? 325 kW 80 W None of these 0.625 W 0.24 W 325 kW 80 W None of these 0.625 W 0.24 W ANSWER DOWNLOAD EXAMIANS APP
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