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NEET UG PHYSICS MCQ: ALTERNATING CURRENT

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The primary winding of a transformer has 200 turns and its secondary winding has 50 turns. If the current in the secondary winding is 40 A, the current in the primary is
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Correct option: A
10A
Option C (50 ohm) is correct because the impedance is calculated using the formula Z=R2+XL2Z = \sqrt{R^2 + X_L^2}, where XL=2πfLX_L = 2\pi fL.

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