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 = E2/R I = P/E P = IE None of these P = I2R P = E2/R I = P/E P = IE None of these P = I2R ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The barrier potential accross each depletion layer is 0.7 V None of these 0.8 V 20 V 0.7 V None of these 0.8 V 20 V ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Holes act like: Crystals Atoms Negative charges Positive charges None of these Crystals Atoms Negative charges Positive charges None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles An unloaded zener regulator has a source voltage of 20 V, a series resistance of 330 W, and a zener voltage of 12 V, What is the Zener current? 24.2 mA 34.4 mA None of these 68.4 mA 28.4 mA 24.2 mA 34.4 mA None of these 68.4 mA 28.4 mA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A circuit has a Norton current of 10 mA and a Norton resistance of 10 kW. What is the Thevenin circuit? 1000 V and a parallel resistance of 10 kOhm 100 V and a parallel resistance of 10 k Ohm 100 V and a series resistance of 10 k Ohm 1000 V and a series resistance of 10 k Ohm None of these 1000 V and a parallel resistance of 10 kOhm 100 V and a parallel resistance of 10 k Ohm 100 V and a series resistance of 10 k Ohm 1000 V and a series resistance of 10 k Ohm None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A step-up transformer has a turns ratio of 1:4. If the line voltage is 115 V rms, what is the peak secondary voltage? None of these 707 V 651 V 700 V 208 V None of these 707 V 651 V 700 V 208 V ANSWER DOWNLOAD EXAMIANS APP
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