Electronic Principles What is the total resistance of a series circuit that contains four resistors having values of 220W, 470W, 1W, and 1.2W? None of these 692.2 Ohm 3890 Ohm 1234 Ohm 844.5 Ohm None of these 692.2 Ohm 3890 Ohm 1234 Ohm 844.5 Ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The component that forms the electrical connection between the rotating coil of wire in a motor and the external source of electrical energy is called the: armature commutator rotor None of these battery armature commutator rotor None of these battery ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Norton's theorem replaces a complicated circuit facing a load by an Ideal voltage source and parallel resistor Ideal current source and parallel resistor Ideal voltage source and series resistor None of these Ideal current source and series resistor Ideal voltage source and parallel resistor Ideal current source and parallel resistor Ideal voltage source and series resistor None of these Ideal current source and series resistor ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A power transformer steps 100 V down to 10 V. If the current in its primary winding is 2 A, what is the current in the secondary winding? 50 A None of these 20 A 0.20833333333333 50 A None of these 20 A 0.20833333333333 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The primary impedance of a transformer is 60 ohm and the secondary impedance is 120 ohm. What is the impedance ratio? 0.5 0.25 180 4 None of these 0.5 0.25 180 4 None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the impedance of a circuit composed of a 100 ohm resistor connected in parallel with a capacitor that has a reactance of 100 ohm? 70.7Ohm 99.3 Ohm None of these 60 Ohm 250 Ohm 70.7Ohm 99.3 Ohm None of these 60 Ohm 250 Ohm ANSWER DOWNLOAD EXAMIANS APP
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