Electronic Principles A certain power transformer has a turns ratio of 5. What voltage can you expect at the secondary winding when you apply 120 V to the primary winding? 24 V 0.4 V None of these 600 V 4.73 24 V 0.4 V None of these 600 V 4.73 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A certain electromagnet has 1000 turns of wire. How much current must flow through the coil in order to generate an mmf of 100 ampere-turns? None of these 0.41666666666667 1000 A 0.1 A 100 A None of these 0.41666666666667 1000 A 0.1 A 100 A ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Assuming 100% efficiency, what is the power being consumed at the secondary winding of the transformer described in question 91? 200 W 1000 W 100 W 20 W None of these 200 W 1000 W 100 W 20 W 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 30 degree 180 degree 75 degree 45 degree None of these 30 degree 180 degree 75 degree 45 degree ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the inductive reactance of a 2-H coil operating at 60 Hz? 60 Ohm 754 Ohm None of these 120 Ohm 30 Ohm 60 Ohm 754 Ohm None of these 120 Ohm 30 Ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The equivalent of 1 kV is: 1.00 V 100 mV 1000 V None of these 1000 mV 1.00 V 100 mV 1000 V None of these 1000 mV ANSWER DOWNLOAD EXAMIANS APP
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