An Ideal Step-Up Transformer Doubles a Primary Voltage of 110

question 192

Multiple Choice

An ideal step-up transformer doubles a primary voltage of 110 V. What is the ratio of the number of turns in its primary coil to the number of turns in the secondary coil?

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

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