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Question: Answered & Verified by Expert
A step-up transformer is used on 120 V line to provide a potential difference of 2400 V. If the number of turns in the primary is 75, then the number of turns in the secondary shall be
PhysicsAlternating CurrentNEET
Options:
  • A 25
  • B 150
  • C 1500
  • D 500
Solution:
1047 Upvotes Verified Answer
The correct answer is: 1500

NsNp=VsVp

Ns75=2400120

Ns=1500

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