Electronic Principles The rms value of a sine waveform is: the number of cycles completed in one second equal to 1.41 times the peak amplitude None of these equal to 0.707 times the peak amplitude the time required to complete one full cycle the number of cycles completed in one second equal to 1.41 times the peak amplitude None of these equal to 0.707 times the peak amplitude the time required to complete one full cycle ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Assuming 100% efficiency, what is the power being applied to the primary winding of the transformer described in the above question? 200 W None of these 100 W 20 W 1000 W 200 W None of these 100 W 20 W 1000 W ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A farad is defined as the amount of capacitance necessary for: causing an ac phase shift greater than 90 degree 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 None of these causing an ac phase shift greater than 90 degree 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 None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A zener regulator has an input voltage from 15 to 20 V and a load current from 5 to 20 mA. If the zener voltage is 6.8 V, what value should the series resistor have? 410 Ohm 310 Ohm None of these 400 Ohm 550 Ohm 410 Ohm 310 Ohm None of these 400 Ohm 550 Ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles How much current flows through a 60-W light bulb that is operating at 120 V? 0.083333333333333 0.5A None of these 7200 A 180 A 0.083333333333333 0.5A None of these 7200 A 180 A ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles If the current gain is 200 and the collector current is 100 mA, the base current is 0.083333333333333 2 mA 0.5 mA None of these 200 A 0.083333333333333 2 mA 0.5 mA None of these 200 A ANSWER DOWNLOAD EXAMIANS APP
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