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 90% of the peak value from zero to its peak value from zero to its rms value None of these from 10% of the peak value to 70.7% of the peak value from 10% of the peak value to 90% of the peak value from zero to its peak value from zero to its rms value None of these from 10% of the peak value to 70.7% of the peak value ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The current gain of a transistor is defined as the ratio of the collector current to the supply current None of these collector current base current emitter current supply current None of these collector current base current emitter current ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Current and voltage are said to be in phase when: their waveforms cross through zero and reach positive and negative peaks at the same time None of these they have the same amplitude and frequency their waveforms are both ac or both dc All of these their waveforms cross through zero and reach positive and negative peaks at the same time None of these they have the same amplitude and frequency their waveforms are both ac or both dc All of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The saturation point is approximately the same as cutoff point upper end of the load line None of these infinity lower end of the load line cutoff point upper end of the load line None of these infinity lower end of the load line ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles When operating below its resonant frequency, a parallel RLC circuit has the characteristics of a: parallel RLC circuit operated above its resonant frequency purely resistive circuit parallel RL circuit parallel RC circuit None of these parallel RLC circuit operated above its resonant frequency purely resistive circuit parallel RL circuit parallel RC circuit 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 voltage lags the total current by less than 90 The total voltage is equal to the sum of the voltages across the resistance and inductance None of these The total voltages is less than the sum of the voltages across the resistance and inductance The voltage always has the same amplitude and phase for every part of the circuit The total voltage lags the total current by less than 90 The total voltage is equal to the sum of the voltages across the resistance and inductance None of these The total voltages is less than the sum of the voltages across the resistance and inductance The voltage always has the same amplitude and phase for every part of the circuit ANSWER DOWNLOAD EXAMIANS APP
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