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A wire loop carrying current I is placed...

A wire loop carrying current I is placed in the `x-y` plane as shown in the figure. If an external uniform magnetic field `vec(B)=B hat(i)` is switched on, then the torque acting on the loop is

A

`iBa^(2)((pi)/(3)-(sqrt(3))/(4))hat(j)`

B

`iBa^(2)((3)/(pi)-(sqrt(3))/(4))hat(j)`

C

`iBa^(2)((pi)/(3)-(sqrt(3))/(2))hat(j)`

D

`iBa^(2)((3)/(pi)-(sqrt(3))/(2))hat(j)`

Text Solution

Verified by Experts

The correct Answer is:
A
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