A transformer is required to give 120V from a 240V mains supply. If the primary...

NECO 2003

A transformer is required to give 120V from a 240V mains supply. If the primary has 5500 turns, how many turns has the secondary?

A. 232
B. 450
C. 550
D. 2750
E. 11000

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Correct Answer: Option D

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A transformer is required to give 120V from a 240V mains supply. If the primary...

Correct Answer: Option D

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