Electronic Principles Which one of the following equations most directly determines the power dissipation of a resistance when you know the power dissipation of a resistance when you know the voltage drop and current? P = IE None of these P = I2R I = P/E P = E2/R P = IE None of these P = I2R I = P/E P = E2/R 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? 400 Ohm None of these 410 Ohm 550 Ohm 310 Ohm 400 Ohm None of these 410 Ohm 550 Ohm 310 Ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A diode is in series with 220W. If the voltage across the resister is 4V, what is the current through the diode? 18.2 mA 55.86 A 16.3 mA None of these 55 A 18.2 mA 55.86 A 16.3 mA None of these 55 A ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the capacitive reactance of a 0.1 micro F capacitor that is operating at 1000 Hz? None of these less than 1 Ohm 1590 Ohm 690 Ohm 312 Ohm None of these less than 1 Ohm 1590 Ohm 690 Ohm 312 Ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles How much current flows through a 60-W light bulb that is operating at 120 V? 7200 A 180 A None of these 0.5A 0.083333333333333 7200 A 180 A None of these 0.5A 0.083333333333333 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following devices is most often used for measuring opposition to current flow in a circuit? Ammeter Wattmeter Ohmmeter None of these Voltmeter Ammeter Wattmeter Ohmmeter None of these Voltmeter ANSWER DOWNLOAD EXAMIANS APP
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