Electronic Principles A transistor has a current gain of 125 and a base current of 30 µA. What is the collector current? 3.75 mA 3.2 mA None of these 0.05 mA 13 mA 3.75 mA 3.2 mA None of these 0.05 mA 13 mA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the capacitive reactance of a 0.1 micro F capacitor that is operating at 1000 Hz? None of these 1590 Ohm 312 Ohm less than 1 Ohm 690 Ohm None of these 1590 Ohm 312 Ohm less than 1 Ohm 690 Ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles If a load resistance is 1 kW, a stiff voltage source has a resistance of None of these More than 100 k Ohm At least 10 Ohm less than 10 Ohm Less than 100 k Ohm None of these More than 100 k Ohm At least 10 Ohm less than 10 Ohm Less than 100 k Ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The total impedance of a parallel RLC circuit: is maximum at the resonant frequency always decreases as the applied frequency increases None of these always increases as the applied frequency increases is equal to the sum of the values of resistance, inductive reactance and capacitive reactance is maximum at the resonant frequency always decreases as the applied frequency increases None of these always increases as the applied frequency increases is equal to the sum of the values of resistance, inductive reactance and capacitive reactance ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A zener diode has a voltage of 10 V and a current of 20 mA. What is the power dissipation? None of these 20 mW 200 mW 300 mW 10 mW None of these 20 mW 200 mW 300 mW 10 mW ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Current can flow through a normally open push button switch as long as: its contact remain open you are not pressing the button you are pressing the button None of these its contact remain open its contact remain open you are not pressing the button you are pressing the button None of these its contact remain open ANSWER DOWNLOAD EXAMIANS APP
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