Electronic Principles Suppose a voltage source has an ideal voltage of 15V and a source resistance of 0.2W. For what values of load resistance will the voltage source appear stiff? 30 Ohm None of these 20 Ohm 100 Ohm 10 Ohm 30 Ohm None of these 20 Ohm 100 Ohm 10 Ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Assuming 100% efficiency, what is the power being applied to the primary winding of the transformer described in the above question? 100 W 1000 W None of these 200 W 20 W 100 W 1000 W None of these 200 W 20 W ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Suppose a step-down transformer has a turns ration of 5:1. If the secondary current is 1A rms, what is the primary-current? 0.6 A 0.2 A 0.4 A 0.3 A None of these 0.6 A 0.2 A 0.4 A 0.3 A None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles For a pure capacitor: None of these ac current is converted to dc voltage ac current and voltage are exactly in phase ac current leads the voltage by 90 degree ac current lags the voltage by 90 degree None of these ac current is converted to dc voltage ac current and voltage are exactly in phase ac current leads the voltage by 90 degree ac current lags the voltage by 90 degree ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements is true for the currents in a parallel RL circuit? None of these The current always has the same amplitude and phase for every part of the circuit The total current is less than the sum of the currents through the resistance and inductance The total current is equal to the sum of the currents through the resistance and inductance The total current leads the total voltage by less than 90 None of these The current always has the same amplitude and phase for every part of the circuit The total current is less than the sum of the currents through the resistance and inductance The total current is equal to the sum of the currents through the resistance and inductance The total current leads the total voltage by less than 90 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The barrier potential accross each depletion layer is None of these 20 V 0.7 V 0.8 V None of these 20 V 0.7 V 0.8 V ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS