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

A straight wire of mass 200g and length 1.5m carries a current of 2A. To suspend it in a air by a uniform horizontal magnetic field, value of required magnetic field is…. T

A

6.5

B

0.45

C

0.65

D

4.5

Text Solution

Verified by Experts

The correct Answer is:
B
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