A circular coil of 1000 turns each with area 1 m 2 is rotated about its vertical diameter at the rate of one revolution per second in a uniform horizontal magnetic field of 0 . 07 T . The maximum voltage generation will be _____ V .

Question

A circular coil of 1000 turns each with area 1 m 2 is rotated about its vertical diameter at the rate of one revolution per second in a uniform horizontal magnetic field of 0 . 07 T . The maximum voltage generation will be _____ V .,

MARKS App · Accepted Answer

Given, N = 1000 , A = 1 m 2 and B = 0 . 07 T The maximum emf generated is ε max = N B A ω , = N B A 2 π f = 1000 × 0 . 07 × 1 × 2 π 1 = 140 π Thus, maximum emf is 439 . 6 V ≈ 440 V .

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