Electronic Principles Which one of the following statements is true for the voltages in a series RL circuit? The total voltages is equal to the sum of the voltages across the resistance and inductance The total voltage lags the total current by less than 90 The voltage always has the same amplitude and phase for every part of the circuit None of these The total voltage is less than the sum of the voltages across the resistance and inductance The total voltages is equal to the sum of the voltages across the resistance and inductance The total voltage lags the total current by less than 90 The voltage always has the same amplitude and phase for every part of the circuit None of these The total voltage is less than the sum of the voltages across the resistance and inductance ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The primary impedance of a transformer is 60 ohm and the secondary impedance is 120 ohm. What is the impedance ratio? 0.25 4 180 None of these 0.5 0.25 4 180 None of these 0.5 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The graph of current gain versus collector current indicates that the current gain varies slightly varies enormously is contant equals the collector current divided by the base current None of these varies slightly varies enormously is contant equals the collector current divided by the base current None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Holes act like: Crystals Negative charges Positive charges None of these Atoms Crystals Negative charges Positive charges None of these Atoms ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following properties of a magnetic circuit can be directly compared to voltage in an electrical circuit? Reluctance Number of lines of force Magnetomotive force Flux density None of these Reluctance Number of lines of force Magnetomotive force Flux density None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What form of energy is used for creating static electricity? None of these Light energy Chemical energy Mechanical energy Solar energy None of these Light energy Chemical energy Mechanical energy Solar energy ANSWER DOWNLOAD EXAMIANS APP
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