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MHT CET Physics question

PhysicsMoving Charges and MagnetismMHT CET

The current in the windings on a toroid is 2.0 A. There are 400 turns and the mean circumferential length is 40 cm. If the inside magnetic field is 1.0 T, the relative permeability is near to

Answer: (D)

Solution

\frac{N}{l}\frac{Bl}{μ_0Ni}\frac{1.0×0.4}Extra open brace or missing close brace{4π×10^{-7}$

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Question ID VK-078828