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 0.41666666666667 0.955 A 2.02 A 0.02 A None of these 0.41666666666667 0.955 A 2.02 A 0.02 A ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the barrier potential of a silicon diode at room temperature? 1 V None of these 2 m V per degree Celsius 0.7V 0.3V 1 V None of these 2 m V per degree Celsius 0.7V 0.3V ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The primary impedance of a transformer is 60 ohm and the secondary impedance is 120 ohm. What is the impedance ratio? 180 0.5 4 0.25 None of these 180 0.5 4 0.25 None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Doubling the operating frequency of an inductive circuit: has no effect on the inductive reactance multiplies the inductive reactance by 6.28 doubles the amount of inductive reactance None of these cuts the inductive reactance in half has no effect on the inductive reactance multiplies the inductive reactance by 6.28 doubles the amount of inductive reactance None of these cuts the inductive reactance in half ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements is true for resistance in a parallel circuit? The total resistance is equal to the sum of the individual resistances in a parallel circuit. The total resistance of a parallel circuit is equal to the total voltage The total resistance in a parallel circuit is equal to the average value of the individual resistances The total resistance of a parallel circuit is always less than the value of the smallest resistance None of these The total resistance is equal to the sum of the individual resistances in a parallel circuit. The total resistance of a parallel circuit is equal to the total voltage The total resistance in a parallel circuit is equal to the average value of the individual resistances The total resistance of a parallel circuit is always less than the value of the smallest resistance None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles When the Q point moves along the load line, the voltage increases when the current Can be any of above Decreases Stays the same Increases None of these Can be any of above Decreases Stays the same Increases None of these ANSWER DOWNLOAD EXAMIANS APP
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