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A straight wire of mass 200 g and length...

A straight wire of mass 200 g and length 1.5 m carries a current of 2 A. It is suspended in mid - air by a uniform horizontal magnetic field B. The magnitude of B (in tesla) is (assume `g=9.9 ms^(-2)`)

A

0.55

B

0.66

C

2

D

1,5.

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