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A Step-Up Transformer Doubles a Primary Voltage 110 V (Ac)

Question 14

Multiple Choice

A step-up transformer doubles a primary voltage 110 V (ac) . What is the ratio of the number of turns in its primary coil to those in the secondary coil?


A) 1:4
B) 4:1
C) 2:1
D) 1:2
E) 1:8

Correct Answer:

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