Electronic Principles How much current flows through a 0.02-H choke that is operating from a 12-V ac, 100-Hz source? 0.955 A 2.02 A None of these 0.02 A 0.41666666666667 0.955 A 2.02 A None of these 0.02 A 0.41666666666667 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles As the temperature increases, the current gain can be any of the above contant increases None of these decreases can be any of the above contant increases None of these decreases ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Doubling the operating frequency of a purely capacitive circuit: doubles the amount of total current thrice the amount of total current cuts the total current by one-half has no effect on the total circuit current None of these doubles the amount of total current thrice the amount of total current cuts the total current by one-half has no effect on the total circuit current None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The secondary voltage for a certain power transformer is twice the voltage applied to the primary. The current flowing in the secondary winding will be: Same as the primary current Twice the primary current No more than 10% less than the primary current One-half the primary current None of these Same as the primary current Twice the primary current No more than 10% less than the primary current One-half the primary current None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements is true for the voltage in a parallel RC circuit? None of these The total voltage leads the total current by less than 90 degree The voltage always has the same amplitude and phase for every part of the circuit The total voltage is equal to the sum of the voltages across the resistance and capacitance The total voltage is less than the sum of the voltages across the resistance and capacitance None of these The total voltage leads the total current by less than 90 degree The voltage always has the same amplitude and phase for every part of the circuit The total voltage is equal to the sum of the voltages across the resistance and capacitance The total voltage is less than the sum of the voltages across the resistance and capacitance ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The number of free electrons and holes in intrinsic semiconductor increases when the temperature Stays the same None of these Increases 0oC Decreases Stays the same None of these Increases 0oC Decreases ANSWER DOWNLOAD EXAMIANS APP
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