Electronic Principles A transistor has a current gain of 125 and a base current of 30 µA. What is the collector current? 0.05 mA 13 mA 3.75 mA None of these 3.2 mA 0.05 mA 13 mA 3.75 mA None of these 3.2 mA 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 is equal to the sum of the values of resistance, inductive reactance and capacitive reactance None of these always increases as the applied frequency increases is maximum at the resonant frequency always decreases as the applied frequency increases is equal to the sum of the values of resistance, inductive reactance and capacitive reactance None of these always increases as the applied frequency increases ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The south pole of a magnet is the one: None of these that would be attracted to the earth's south magnetic pole that has its molecules arranged in a random pattern that would be repelled by the north pole of another magnet that would be attracted to the earths north magnetic pole None of these that would be attracted to the earth's south magnetic pole that has its molecules arranged in a random pattern that would be repelled by the north pole of another magnet that would be attracted to the earths north magnetic pole ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Doubling the operating frequency of a capacitive circuit: None of these has no effect on the capacitive reactance doubles the amount of a capacitive reactance multiplies the capacitive reactance by 6.28 cuts the capacitive reactance in half None of these has no effect on the capacitive reactance doubles the amount of a capacitive reactance multiplies the capacitive reactance by 6.28 cuts the capacitive reactance in half ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The knee voltage of a diode is approximately equal to the None of these Barrier potential Forward voltage Breakdown voltage Applied voltage None of these Barrier potential Forward voltage Breakdown voltage Applied voltage ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is one important thing transistors do? Regulate voltage Amplify weak signals Rectify line voltage Emit light None of these Regulate voltage Amplify weak signals Rectify line voltage Emit light None of these ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS