Physics, asked by leelanshi, 1 year ago

a transformer lowers emf from 220v toa 15v. if the number of turns in the primary coil are 3520 how many turns are in the secondary coil.

Answers

Answered by mali39379

1

V1/V2=N1/N2

N2=N1V2/V1

N2=3520×15/220

N2=240

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