Electronic Principles What form of energy is used for creating static electricity? Mechanical energy Solar energy Chemical energy None of these Light energy Mechanical energy Solar energy Chemical energy None of these Light energy ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The graph of current gain versus collector current indicates that the current gain None of these is contant varies enormously equals the collector current divided by the base current varies slightly None of these is contant varies enormously equals the collector current divided by the base current varies slightly ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements is true for the currents in a parallel RL circuit? The total current is equal to the sum of the currents through the resistance and inductance The current always has the same amplitude and phase for every part of the circuit None of these The total current leads the total voltage by less than 90 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 current always has the same amplitude and phase for every part of the circuit None of these The total current leads the total voltage by less than 90 The total current is less than the sum of the currents through the resistance and inductance ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The number of free electrons and holes in intrinsic semiconductor increases when the temperature Stays the same None of these Decreases Increases 0oC Stays the same None of these Decreases Increases 0oC ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles In a pure inductor: ac current and voltage are exactly in phase None of these ac current is converted to dc voltage ac current lags the voltage by 90 degree ac current leads the voltage by 90 degree ac current and voltage are exactly in phase None of these ac current is converted to dc voltage ac current lags the voltage by 90 degree ac current leads the voltage by 90 degree ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the impedance of a circuit composed of a 100 ohm resistor connected in parallel with an inductor that has a reactance of 200 W? None of these 224 ohm 77.7 ohm 88.8 ohm 89.3 ohm None of these 224 ohm 77.7 ohm 88.8 ohm 89.3 ohm ANSWER DOWNLOAD EXAMIANS APP