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A metallic wire having length of 2 m and weight of 4 x 10-3 N is found to remain at rest in a uniform and transverse magnetic field of 2 x 10-4 T. Current flowing through the wire is: - Physics (Theory)

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MCQ

A metallic wire having a length of 2 m and weight of 4 x 10-3 N is found to remain at rest in a uniform and transverse magnetic field of 2 x 10-4 T. Current flowing through the wire is:

Options

  • 10 A

  • 5 A

  • 2 A

  • 1 A

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Solution

10 A

A metallic wire having a length of 2 m and weight of 4 x 10-3 N is found to remain at rest in a uniform and transverse magnetic field of 2 x 10-4 T. Current flowing through the wire is: 10 A

Concept: Electric Current
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