Question

. A step down transformer connected to an ac mains supply of \(220 \mathrm{~V}\) is made to operate at \(11 \mathrm{~V}, 44 \mathrm{~W}\) lamp. Ignoring power losses in the transformer, what is the current in the primary circuit?
A \(0.2 \mathrm{~A}\)
B \(0.4 \mathrm{~A}\)
C \(2 \mathrm{~A}\)
D \(4 \mathrm{~A}\)

Answer 1

Correct Answer is D) 4 A

Answer 2

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Answer 3

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