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Two con centric circular loops of radii ...

Two con centric circular loops of radii 0.08 m and 0.10 m carry currents such that magnetic field at the centre is zero. If current in outer loop is 8 A clockwise, current in inner loop is

A

6.4 A anticlockwise

B

6.4 A clockwise

C

8 A anticlockwise

D

3.2 A clockwise.

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