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Normal Force

Two parallel ...

Question

Two parallel beams of electrons moving in the same direction produce a mutual force:

A

Of attraction in plane of paper

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B

Of repulsion in plane of paper

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C

Upwards perpendicular to plane of paper

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D

Downwards perpendicular to plane of pap

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Solution

The correct option is D Of repulsion in plane of paper
Two beams of electron moving parallel to each other in the same direction will repel each other in the plane of the paper.

Option $B$ is correct.

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