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? 707 V None of these 651 V 700 V 208 V 707 V None of these 651 V 700 V 208 V ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles If the base supply voltage increases, the Q point moves nowhere down None of these up off the load line nowhere down None of these up off the load line ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A transistor has a current gain of 125 and a base current of 30 µA. What is the collector current? 0.05 mA None of these 3.75 mA 3.2 mA 13 mA 0.05 mA None of these 3.75 mA 3.2 mA 13 mA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What kind of battery is most likely included in a cordless electric knife? Lead-acid battery Zinc-carbon battery None of these Nicad battery Mercury-cell battery Lead-acid battery Zinc-carbon battery None of these Nicad battery Mercury-cell battery ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The rise time of a pulse waveform is the time required for the voltage to rise: from 10% of the peak value to 70.7% of the peak value from zero to its rms value None of these from zero to its peak value from 10% of the peak value to 90% of the peak value from 10% of the peak value to 70.7% of the peak value from zero to its rms value None of these from zero to its peak value from 10% of the peak value to 90% of the peak value ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles When operating above its resonant frequency, a series RLC circuit has the characteristics of a: series RC circuit purely resistive circuit series RL circuit series RLC circuit operated below its resonant frequency None of these series RC circuit purely resistive circuit series RL circuit series RLC circuit operated below its resonant frequency None of these ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS