Electronic Principles When operating below its resonant frequency, a parallel RLC circuit has the characteristics of a: parallel RC circuit purely resistive circuit None of these parallel RLC circuit operated above its resonant frequency parallel RL circuit parallel RC circuit purely resistive circuit None of these parallel RLC circuit operated above its resonant frequency parallel RL circuit ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The total impedance of a parallel RLC circuit: None of these is equal to the sum of the values of resistance, inductive reactance and capacitive reactance always increases as the applied frequency increases always decreases as the applied frequency increases is maximum at the resonant frequency None of these is equal to the sum of the values of resistance, inductive reactance and capacitive reactance always increases as the applied frequency increases always decreases as the applied frequency increases is maximum at the resonant frequency ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A power transformer steps 100 V down to 10 V. If the current in its primary winding is 2 A, what is the current in the secondary winding? 0.20833333333333 20 A None of these 50 A 0.20833333333333 20 A None of these 50 A ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Doubling the operating frequency of a capacitive circuit: multiplies the capacitive reactance by 6.28 None of these has no effect on the capacitive reactance cuts the capacitive reactance in half doubles the amount of a capacitive reactance multiplies the capacitive reactance by 6.28 None of these has no effect on the capacitive reactance cuts the capacitive reactance in half doubles the amount of a capacitive reactance ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The transistor has a collector current of 2 mA. If the current gain is 135, what is the base current? 14.8 µA 7.8 µA 7.75 µA None of these 10.3 µA 14.8 µA 7.8 µA 7.75 µA None of these 10.3 µA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The emitter diode is usually Nonconducting Forward-biased Operating in the breakdwon region Reverse-biased None of these Nonconducting Forward-biased Operating in the breakdwon region Reverse-biased None of these ANSWER DOWNLOAD EXAMIANS APP
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