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Q.A square loop of side $a$ carrying current $I$ is placed in uniform magnetic field $B$ parallel to its plane. The torque acting on it is

a

zero

b

I a^2 B

c

\dfrac{1}{2} I a^2 B

d

2 I a^2 B

Correct Answer: Option A

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

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