Multiple Choice
A current of 4 A exist in the primary coil of a transformer powered with 110 V.What is the power output of the secondary coil?
A) 27.5 W
B) 110 W
C) 440 W
D) 880 W
E) not enough information
Correct Answer:
Verified
Correct Answer:
Verified
Related Questions
Q4: Refrigerator magnets are typically<br>A)short range.<br>B)long range.<br>C)none of
Q25: A compass needle in a magnetic field
Q26: When a bar magnet is thrust into
Q27: State and explain Faraday's law of induction.
Q28: Since magnetic force on a moving electron
Q29: Changing the magnetic field intensity in a
Q31: Electric and magnetic fields combine to produce<br>A)sound.<br>B)light.<br>C)both
Q33: Maximum magnetic force occurs when electrons move<br>A)in
Q34: Compared with the power input to an
Q35: Power is the rate at which<br>A)energy is