Electronic Principles The barrier potential accross each depletion layer is 20 V None of these 0.7 V 0.8 V 20 V None of these 0.7 V 0.8 V ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A transformer has a primary voltage of 120 V rms and a secondary voltage of 25 V rms. If the secondary current is 1A rms, what is the primary current? None of these 7.8 mA 300 mA 200 mA 208 mA None of these 7.8 mA 300 mA 200 mA 208 mA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What form of energy is used for creating static electricity? Light energy Mechanical energy Solar energy Chemical energy None of these Light energy Mechanical energy Solar energy Chemical energy None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the phase shift between total current and voltage in the circuit of a 100 ohm resistor connected in parallel with a capacitor that has a reactance of 100 ohm None of these 75 degree 30 degree 180 degree 45 degree None of these 75 degree 30 degree 180 degree 45 degree ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements most accurately reflects the nature of ac power? None of these The current in an ac circuit changes direction periodically The current in an ac circuit flows in one direction, but changes value periodically The current in an ac circuit flows in one direction at a steady level The current in an ac circuit flows in two directions at the same time None of these The current in an ac circuit changes direction periodically The current in an ac circuit flows in one direction, but changes value periodically The current in an ac circuit flows in one direction at a steady level The current in an ac circuit flows in two directions at the same time ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Doubling the operating frequency of a purely capacitive circuit: has no effect on the total circuit current None of these thrice the amount of total current doubles the amount of total current cuts the total current by one-half has no effect on the total circuit current None of these thrice the amount of total current doubles the amount of total current cuts the total current by one-half ANSWER DOWNLOAD EXAMIANS APP
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