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MHT CET Physics question

PhysicsElectromagnetic InductionMHT CET

A boat is moving due east in a region where the earth's magnetic field is due north and horizontal. The boat carries a vertical aerial 2 m long. If the speed of the boat is , the magnitude of the induced e.m.f. in the wire of aerial is

Answer: (D)

Solution

The velocity, field and aerial are mutually perpendicular, so 10^{-5}$×2×1.50 =

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Question ID VK-082017