Electronic Principles Which one of the following equations most directly leads to the resistance of an ordinary household light bulb, assuming that you know the power and voltage rating? P = PR R = E2/P I = P/E None of these P = E2/R P = PR R = E2/P I = P/E None of these P = E2/R ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The secondary voltage for a certain power transformer is twice the voltage applied to the primary. The current flowing in the secondary winding will be: None of these Twice the primary current One-half the primary current Same as the primary current No more than 10% less than the primary current None of these Twice the primary current One-half the primary current Same as the primary current No more than 10% less than the primary current ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the turns ratio of a power transformer that shows 50 V at its secondary winding when you apply 150 V to its primary winding? 2 43891 3 43922 None of these 2 43891 3 43922 None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A device that converts light energy to electrical energy is called a: photodiode None of these photo transistor thermocouple solar cell photodiode None of these photo transistor thermocouple solar cell ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The knee voltage of a diode is approximately equal to the Barrier potential Applied voltage None of these Breakdown voltage Forward voltage Barrier potential Applied voltage None of these Breakdown voltage Forward voltage ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The current gain of a transistor is defined as the ratio of the collector current to the base current emitter current collector current None of these supply current base current emitter current collector current None of these supply current ANSWER DOWNLOAD EXAMIANS APP
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