A 12 V, 60 W lamp is connected to the secondary of a step down transformer, whose primary is connected to ac mains of 220 V. Assuming the transformer to be ideal, what is the current in the primary winding?
A
2.7 A
B
3.7 A
C
0.37 A
D
0.27 A

Question

A 12 V, 60 W lamp is connected to the secondary of a step down transformer, whose primary is connected to ac mains of 220 V. Assuming the transformer to be ideal, what is the current in the primary winding?

A

2.7 A

B

3.7 A

C

0.37 A

D

0.27 A

Accepted Answer

0.37 A

Answer

2.7 A

Answer

3.7 A

Answer

0.27 A

NEET 2023 Physics Transformers MCQ Question

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