Electronic Principles Doubling the operating frequency of a capacitive circuit: cuts the capacitive reactance in half has no effect on the capacitive reactance multiplies the capacitive reactance by 6.28 None of these doubles the amount of a capacitive reactance cuts the capacitive reactance in half has no effect on the capacitive reactance multiplies the capacitive reactance by 6.28 None of these doubles the amount of a capacitive reactance ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The net charge of a neutral copper atom is -1 4 1 None of these -1 4 1 None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements is true for the voltage in a parallel RL circuit? The total voltages is less than the sum of the voltages across the resistance and inductance The total voltage is equal to the sum of the voltages across the resistance and inductance The total voltage lags the total current by less than 90 None of these The voltage always has the same amplitude and phase for every part of the circuit The total voltages is less than the sum of the voltages across the resistance and inductance The total voltage is equal to the sum of the voltages across the resistance and inductance The total voltage lags the total current by less than 90 None of these The voltage always has the same amplitude and phase for every part of the circuit ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A low-pass filter: passes lower-frequency signals and reduces higher-frequency signals None of these passes higher-frequency signals and reduces lower-frequency signals has no effect on ac signals reduces the level of all frequencies by a significant amount passes lower-frequency signals and reduces higher-frequency signals None of these passes higher-frequency signals and reduces lower-frequency signals has no effect on ac signals reduces the level of all frequencies by a significant amount ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is one important thing transistors do? Amplify weak signals Emit light Rectify line voltage Regulate voltage None of these Amplify weak signals Emit light Rectify line voltage Regulate voltage None of these ANSWER DOWNLOAD EXAMIANS APP