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A current of 1 ampere is passed through ...

A current of 1 ampere is passed through a wire of a length 0.5 meter. If it is placed normally in a field of 4 `"Weber"//m^(2)` , then the force acting on the wire in Newton will be -

A

2

B

5

C

4

D

zero

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The correct Answer is:
A
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MOTION-MAGNETISM -1-Exercise - 1 SECTION -C,D :- Magnetic force on charge and current carrying wire
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  18. In given figure X and Y are two long straight parallel conductors each...

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  20. A current of 1 ampere is passed through a wire of a length 0.5 meter. ...

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