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Question

Physics Question on Magnetic Field

Find ratio of magnetic field at point P to that at point Q. Point P is inside the solid cylinder and Q is outside the cylinder. Current is uniform through the crosssection of cylinder.
ratio of magnetic field at point P to that at point Q

A

2:1

B

1:1

C

1:2

D

4:1

Answer

1:1

Explanation

Solution

The Correct answer is option is (B) : 1:1