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A transformer converts 240 V AC to 60 V ...

A transformer converts 240 V AC to 60 V AC. The secondary has 75 turns. The number of turns in the primary are

A

600

B

500

C

400

D

300

Text Solution

Verified by Experts

The correct Answer is:
D
`(V_s)/(V_P) = (N_s)/(N_p)`
`:. 60/240 = 75/(N_p) = (75 xx 240)/(60) = 300`.
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MARVEL PUBLICATION-ELECTROMAGNETIC INDUCTION AND ALTERNATING CURRENTS -TEST YOUR GRASP - 16
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