Electronic Principles When the collector current increases, what does the current gain do? decreases any of the above None of these increases stays the same decreases any of the above None of these increases stays the same ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A zener regulator has an input voltage from 15 to 20 V and a load current from 5 to 20 mA. If the zener voltage is 6.8 V, what value should the series resistor have? 410 Ohm 400 Ohm None of these 310 Ohm 550 Ohm 410 Ohm 400 Ohm None of these 310 Ohm 550 Ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The transistor has a current gain of 175. If the base current is 0.1 mA, what is the collector current? 17.5 mA None of these 175 mA 1750 mA 1.75 mA 17.5 mA None of these 175 mA 1750 mA 1.75 mA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles When operating below its resonant frequency, a series RLC circuit has the characteristics of a: series RLC circuit operated above its resonant frequency None of these purely resistive circuit series RC circuit series RL circuit series RLC circuit operated above its resonant frequency None of these purely resistive circuit series RC circuit series RL circuit ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The total impedance of a parallel RLC circuit: always increases as the applied frequency increases always decreases as the applied frequency increases None of these is equal to the sum of the values of resistance, inductive reactance and capacitive reactance is maximum at the resonant frequency always increases as the applied frequency increases always decreases as the applied frequency increases None of these is equal to the sum of the values of resistance, inductive reactance and capacitive reactance is maximum at the resonant frequency ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The direction of electron current flow is: None of these from positive to negative from negative to positive from neutral to positive from right to left None of these from positive to negative from negative to positive from neutral to positive from right to left ANSWER DOWNLOAD EXAMIANS APP
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