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A conducting wire is bent into a loop as...

A conducting wire is bent into a loop as shown in the figure. The segment AOB is parabolic given by the equation `y^(2) =2x` while segment BA is a straight line parallel to the y-axis. The magnetic field in the region is `vec(B) - 8 hat(k)` and the current in the wire is 2A.

The torque on the loop will be

A

`16 sqrt(2) Nm`

B

`16 Nm`

C

`18 sqrt(2) Nm`

D

zero

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