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A wire PQR is bent as shown in figure an...

A wire PQR is bent as shown in figure and is placed in a region of uniform magnetic field B. The length of PQ= QR= l.A current of l ampere flows through the wire as shown. The magnitude of the force on PQ and QR will be

A

BIl, O

B

2BIl, O

C

O, BIl

D

O, O

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The correct Answer is:
C
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