Electronic Principles The rise time of a pulse waveform is the time required for the voltage to rise: from zero to its rms value None of these from 10% of the peak value to 70.7% of the peak value from zero to its peak value from 10% of the peak value to 90% of the 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 zero to its peak value from 10% of the peak value to 90% of the peak value ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A farad is defined as the amount of capacitance necessary for: storing 1 V for 1 second changing the voltage on the plates at the rate of 1 V per second when 1 A of current is flowing causing an ac phase shift greater than 90 degree None of these dissipating 1 W of power storing 1 V for 1 second changing the voltage on the plates at the rate of 1 V per second when 1 A of current is flowing causing an ac phase shift greater than 90 degree None of these dissipating 1 W of power ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the power dissipation of a resistance that has 24 V dropped across it and 0.25 A flowing through it? 122 W 64 W 3 W 6 W None of these 122 W 64 W 3 W 6 W None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the smallest number of polarities required for current flow? Two - a negative terminal and a positive terminal Four - two negative and two positive One - a negative terminal Three - negative, positive and neutral terminals None of these Two - a negative terminal and a positive terminal Four - two negative and two positive One - a negative terminal Three - negative, positive and neutral terminals None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The knee voltage of a diode is approximately equal to the Forward voltage Breakdown voltage Applied voltage Barrier potential None of these Forward voltage Breakdown voltage Applied voltage Barrier potential None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following equations most directly determines the amount of current flowing through a resistor when you know the value of the resistor and the voltage drop across it? I = ER E = I2R I = E/R E = PR None of these I = ER E = I2R I = E/R E = PR None of these ANSWER DOWNLOAD EXAMIANS APP
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