Electronic Principles The net charge of a neutral copper atom is -1 None of these 1 4 -1 None of these 1 4 ANSWER DOWNLOAD EXAMIANS APP
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 is less than 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 voltages is equal to the sum of the voltages across the resistance and inductance The total voltage is less than 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 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Current and voltage are said to be in phase when: their waveforms are both ac or both dc they have the same amplitude and frequency All of these None of these their waveforms cross through zero and reach positive and negative peaks at the same time their waveforms are both ac or both dc they have the same amplitude and frequency All of these None of these their waveforms cross through zero and reach positive and negative peaks at the same time ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A step-up transformer has a turns ratio of 1:4. If the line voltage is 115 V rms, what is the peak secondary voltage? 208 V 707 V 651 V 700 V None of these 208 V 707 V 651 V 700 V None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following phrases most accurately describes a purely capacitive circuit? Combinations of resistance and capacitive reactance provide any opposition to current flow Capacitive reactance provides the only opposition to current flow The ac voltage leads the current by 90 degree None of these Resistances provide the only opposition to current flow Combinations of resistance and capacitive reactance provide any opposition to current flow Capacitive reactance provides the only opposition to current flow The ac voltage leads the current by 90 degree None of these Resistances provide the only opposition to current flow ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the algebraic sum of this series of values:+2, -3, -6,+4? -6 -3 None of these 2 -6 -3 None of these 2 ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS