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Q.A bar magnet of magnetic moment 5 A m25\,\text{A m}^2 is placed in a magnetic field of 0.4 T0.4\,\text{T}. The torque acting on it when it makes 30∘30^\circ with the field is

a
1 N m1\,\text{N m}
b
2 N m2\,\text{N m}
c
0.5 N m0.5\,\text{N m}
d
00

Correct Answer: Option A

The correct solution involves applying the fundamental concept to derive the final value step by step...

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