Electronic Principles A current source has an internal resistance of 100 kW. What is the largest load resistance if the current source must appear stiff? 1 k Ohm None of these 20 k Ohm 10 k Ohm 2 k Ohm 1 k Ohm None of these 20 k Ohm 10 k Ohm 2 k Ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following equations most directly determines the power dissipation of a resistance when you know the voltage drop and amount of resistance? I = P/E None of these P = IE P = I2R P = E2/R I = P/E None of these P = IE P = I2R P = E2/R ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of. the following phrases most accurately describes the nature of a pulsating dc voltage? The voltage causes current to flow in two directions at the same time The voltage remains at one polarity and at a steady level The voltage remains at one polarity but changes value periodically The voltage reverses polarity periodically None of these The voltage causes current to flow in two directions at the same time The voltage remains at one polarity and at a steady level The voltage remains at one polarity but changes value periodically The voltage reverses polarity periodically None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Current is An imbalance of electrical charges The flow of charged particles through a material The force that causes electrons to flow The number of free electrons in an atom None of these An imbalance of electrical charges The flow of charged particles through a material The force that causes electrons to flow The number of free electrons in an atom None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles When operating below its resonant frequency, a parallel RLC circuit has the characteristics of a: parallel RL circuit purely resistive circuit parallel RLC circuit operated above its resonant frequency None of these parallel RC circuit parallel RL circuit purely resistive circuit parallel RLC circuit operated above its resonant frequency None of these parallel RC circuit ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A transistor has a current gain of 125 and a base current of 30 µA. What is the collector current? 3.2 mA 13 mA None of these 3.75 mA 0.05 mA 3.2 mA 13 mA None of these 3.75 mA 0.05 mA ANSWER DOWNLOAD EXAMIANS APP