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Author Question: A current of 4 A exist in the primary coil of a transformer powered with 110 V. What is the power ... (Read 81 times)

KWilfred

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on: Jul 29, 2018
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

Question 2

Compared with the current in the primary coil of a transformer, the current in the secondary coil
 
  A) is greater.
  B) is less.
  C) can be greater or less.
  D) none of the above


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macybarnes

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Reply #1 on: Jul 29, 2018
Answer to Question 1

Answer: C

Answer to Question 2

Answer: C


KWilfred

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Reply 2 on: Jul 29, 2018
Gracias!

dawsa925

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Reply 3 on: Yesterday
Wow, this really help

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