Electronic Principles What is one important thing transistors do? Amplify weak signals Rectify line voltage Regulate voltage Emit light None of these Amplify weak signals Rectify line voltage Regulate voltage Emit light None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements most accurately applies to the frequency of a waveform? The actual frequency of a sine waveform is 1.41 times the working frequency None of these The higher the amplitude of a waveform, the higher its frequency The longer the period of a waveform, the lower its frequency Unless specified otherwise, the frequency of a waveform is assumed to be 60 Hz The actual frequency of a sine waveform is 1.41 times the working frequency None of these The higher the amplitude of a waveform, the higher its frequency The longer the period of a waveform, the lower its frequency Unless specified otherwise, the frequency of a waveform is assumed to be 60 Hz ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The direction of electron current flow is: None of these from negative to positive from positive to negative from neutral to positive from right to left None of these from negative to positive from positive to negative from neutral to positive from right to left ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The rise time of a pulse waveform is the time required for the voltage to rise: 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 from 10% of the peak value to 90% of the peak value from zero to its peak value from zero to its rms value ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Holes are the minority carriers in which type of semiconductor? n-type Extrinsic Intrinsic p-type None of these n-type Extrinsic Intrinsic p-type None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements is true for voltage in a series circuit? The total voltage of a series circuit is equal to the total current divided by the total resistance The total voltage is equal to the sum of the individual voltages in a series circuit The total voltage in a series circuit is equal to the average value of the individual voltages The total voltage in a series circuit is always less than the value of the smallest voltage None of these The total voltage of a series circuit is equal to the total current divided by the total resistance The total voltage is equal to the sum of the individual voltages in a series circuit The total voltage in a series circuit is equal to the average value of the individual voltages The total voltage in a series circuit is always less than the value of the smallest voltage None of these ANSWER DOWNLOAD EXAMIANS APP
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