Solved

A Current of 4 a Exist in the Primary Coil

Question 13

Multiple Choice

A current of 4 A exist in the primary coil of a transformer. The voltage across the primary coil is 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:

verifed

Verified

Unlock this answer now
Get Access to more Verified Answers free of charge

Related Questions

Q9: A step-down transformer decreases<br>A)current.<br>B)voltage.<br>C)power.<br>D)energy.<br>E)all of the above

Q11: Surrounding every moving electron is<br>A)a magnetic field.<br>B)an

Q14: Electromagnetic induction was discovered by<br>A)Joseph Henry.<br>B)Michael Faraday.<br>C)both<br>D)neither

Q15: When a magnet is thrust into a

Q35: Power is the rate at which<br>A)energy is

Q67: Magnetic domains normally occur in<br>A)iron.<br>B)copper.<br>C)silver.<br>D)all of the

Q75: When a change of magnetic field occurs

Q77: Metal detectors that locate metal beneath sand

Q99: A galvanometer calibrated to read current is<br>A)an

Q113: A bar magnet that holds a chain