Q1: If 360 Vac is the output of a 300-turn secondary winding, what is the input voltage when the primary winding has 150 turns?

A 2.4 Vac

B 150 Vac

C 720 Vac

D 180 Vac

ANS:D - 720 Vac

V1/V2 = N1/N2.

V1/360 = 150/300.

V1 = 180.

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