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? None of these 34.4 mA 68.4 mA 24.2 mA 28.4 mA None of these 34.4 mA 68.4 mA 24.2 mA 28.4 mA ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles If N1/N2 = 2, and the primary voltage is 120 V, what is the secondary voltage? 60 V 0 V 36 V 40 V None of these 60 V 0 V 36 V 40 V None of these 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? 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 1000 V and a series resistance of 10 k Ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The north pole of a magnet is the one: None of these that would be attracted to the earth's north magnetic pole that would be repelled by the south pole of another magnet that would be attracted to the earth's south magnetic pole that has its molecules arranged in a random pattern None of these that would be attracted to the earth's north magnetic pole that would be repelled by the south pole of another magnet that would be attracted to the earth's south magnetic pole that has its molecules arranged in a random pattern ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following statements is true for resistance in a parallel circuit? The total resistance is equal to the sum of the individual resistances in a parallel circuit. The total resistance of a parallel circuit is equal to the total voltage The total resistance in a parallel circuit is equal to the average value of the individual resistances The total resistance of a parallel circuit is always less than the value of the smallest resistance None of these The total resistance is equal to the sum of the individual resistances in a parallel circuit. The total resistance of a parallel circuit is equal to the total voltage The total resistance in a parallel circuit is equal to the average value of the individual resistances The total resistance of a parallel circuit is always less than the value of the smallest resistance None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The rotating coil of wire in an electric motor is called the: commutator loop None of these brush armature commutator loop None of these brush armature ANSWER DOWNLOAD EXAMIANS APP