Physics, asked by londondc10, 1 year ago

A transformer is needed to convert a mains 240 V supply into a 12 V supply.if there are 2000 turns on the primary coil , then find the numbers of turns in secondary coil.

Answers

Answered by ali94

4

NS/Np=Ep/Es
Ns/2000=12/240
Ns=2000/20=100turns

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