Electronic Principles Assuming 100% efficiency, what is the power being applied to the primary winding of the transformer described in the above question? 20 W None of these 1000 W 200 W 100 W 20 W None of these 1000 W 200 W 100 W ANSWER DOWNLOAD EXAMIANS APP
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 3890 Ohm 844.5 Ohm 692.2 Ohm 1234 Ohm None of these 3890 Ohm 844.5 Ohm 692.2 Ohm 1234 Ohm ANSWER DOWNLOAD EXAMIANS APP
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? None of these 4.73 0.4 V 600 V 24 V None of these 4.73 0.4 V 600 V 24 V ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles An audio transformer has a turn ratio of 9, What is its impedance ratio? None of these 6 81 9 85 None of these 6 81 9 85 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? 0.41666666666667 None of these 100 A 1000 A 0.1 A 0.41666666666667 None of these 100 A 1000 A 0.1 A ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A typical light switch in your home is a: None of these momentary push button switch toggle switch knife switch rotary switch None of these momentary push button switch toggle switch knife switch rotary switch ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS