Electronic Principles What form of energy is used to maintain an imbalance of charges between the terminals of a battery? Solar energy None of these Mechanical energy Electronical energy Chemical energy Solar energy None of these Mechanical energy Electronical energy Chemical energy ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Reducing the amount of current through an inductor: has no effect on the inductance None of these reduces the value of inductance by one-half multiplies the value of inductance by four multiplies the value of inductance by two has no effect on the inductance None of these reduces the value of inductance by one-half multiplies the value of inductance by four multiplies the value of inductance by two ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A basic capacitor is composed of: None of these two dielectrics separated by a conductor two coils separated by a conductor two conductors separated by a dielectric two coils separated by a dielectric None of these two dielectrics separated by a conductor two coils separated by a conductor two conductors separated by a dielectric two coils separated by a dielectric ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements is true for the currents in a parallel RL circuit? 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 leads the total voltage by less than 90 The total current is equal to the sum of the currents through the resistance and inductance 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 leads the total voltage by less than 90 The total current is equal to the sum of the currents through the resistance and inductance None of these 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? P = IE P = I2R I = P/E P = E2/R None of these P = IE P = I2R I = P/E P = E2/R None of these 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? None of these 0.4 A 0.3 A 0.2 A 0.6 A None of these 0.4 A 0.3 A 0.2 A 0.6 A ANSWER DOWNLOAD EXAMIANS APP
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