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A square loop of sides 10 cm carries a c...

A square loop of sides `10 cm` carries a current of `10 A`.A uniform magnetic field of magnitude `0.20 T` exists parallel to one of the side of the loop.(a)What is the force acting on the loop? (b)What is the torque acting on the loop?

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(a) `0.45 A. m^(2)`, (b) `5.4 xx 10^(-2)N.m`
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