Electronic Principles When applying a square waveform to a capacitor, the circuit tends to: round off both the voltage and current waveforms peak the voltage and round off the current waveforms None of these peak both the voltage and current waveforms peak the current and round off the voltage waveforms round off both the voltage and current waveforms peak the voltage and round off the current waveforms None of these peak both the voltage and current waveforms peak the current and round off the voltage waveforms ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements is true for voltage in a parallel circuit? The total voltage is equal to the sum of the voltages across the individual branches in a parallel circuit The total voltage in a parallel circuit is equal to the average value of the individual voltages The total voltage in a parallel circuit is always less than the value of the smallest voltage The total voltage of a parallel circuit is the same as the voltages across each branch None of these The total voltage is equal to the sum of the voltages across the individual branches in a parallel circuit The total voltage in a parallel circuit is equal to the average value of the individual voltages The total voltage in a parallel circuit is always less than the value of the smallest voltage The total voltage of a parallel circuit is the same as the voltages across each branch None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Electron current is flowing through a conductor in a direction you might describe as straight into this page. What is the direction of the resulting magnetic field? Into this page Counterclockwise Clockwise Out of this page None of these Into this page Counterclockwise Clockwise Out of this page None of these 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? 700 V None of these 208 V 651 V 707 V 700 V None of these 208 V 651 V 707 V ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Doubling the operating voltage of a purely capacitive circuit: doubles the amount of capacitive reactance cuts the capacitive reactance in half multiplies the capacitive reactance by 7 has no effect on the capacitive reactance None of these doubles the amount of capacitive reactance cuts the capacitive reactance in half multiplies the capacitive reactance by 7 has no effect on the capacitive reactance None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The transistor has a collector current of 10 mA and a base current of 40 mA. What is the current gain of the transistor? 300 µA 250 µA 350 µA None of these 0.25 µA 300 µA 250 µA 350 µA None of these 0.25 µA ANSWER DOWNLOAD EXAMIANS APP
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