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JEE Main 2002 Physics question

PhysicsAlternating CurrentJEE Main 2002

In a transformer, number of turns in the primary coil are 140 and that in the secondary coil are 280. If current in primary coil is 4 A, then that in the secondary coil is

Answer: (2)

Solution

For an ideal transformer, . So A, option (2).

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Question ID VK-037895