MHT CET 2024 Physics question

The magnetic induction along the axis of a toroidal solenoid is independent of

(A)number of turns per unit length
(B)current passing through it
(C)radius of the toroidal solenoidCorrect
(D)permeability

Answer: (C)

Solution

For a toroid the magnetic field in the core (along its circular axis) is , where is the number of turns per unit length, the current and the permeability of the core. depends

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Question ID VK-099762