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MHT CET 2022 Physics question

PhysicsAlternating CurrentMHT CET 2022

The primary and secondary voltage of an ideal step down transformer is 200 V and 25 V respectively. The secondary is connected to a advice, which draws a current of 2 A. The current in the primary is

Answer: (D)

Solution

For an ideal transformer the input power equals the output power: . So A mA, option (D). Equivalently, $ =

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Question ID VK-097085