Electronic Principles Which one of the following statements most accurately reflects the nature of ac power? The current in an ac circuit flows in one direction at a steady level The current in an ac circuit changes direction periodically The current in an ac circuit flows in two directions at the same time None of these 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 changes direction periodically The current in an ac circuit flows in two directions at the same time None of these The current in an ac circuit flows in one direction, but changes value periodically 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 series resistance of 10 k Ohm 100 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 1000 V and a series resistance of 10 k Ohm 100 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 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Reducing the amount of current through an inductor: None of these reduces the value of inductance by one-half multiplies the value of inductance by two multiplies the value of inductance by four has no effect on the inductance None of these reduces the value of inductance by one-half multiplies the value of inductance by two multiplies the value of inductance by four has no effect on the inductance ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles At cut off, the Q point is at None of these upper end of the load line lower end of the load line middle of the load line infinity None of these upper end of the load line lower end of the load line middle of the load line infinity ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What form of energy is used to maintain an imbalance of charges between the terminals of a battery? None of these Solar energy Electronical energy Chemical energy Mechanical energy None of these Solar energy Electronical energy Chemical energy Mechanical energy ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Two diodes are in series. The first diode has a voltage of 0.75 V and the second has a voltage of 0.8 V. If the current through the first diode is 500 mA, what is the current through the second diode 12 mA None of these 14 mA 10 mA 11 mA 12 mA None of these 14 mA 10 mA 11 mA ANSWER DOWNLOAD EXAMIANS APP
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