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A proton (or charged particle) moving wi...

A proton (or charged particle) moving with velocity `v` is acted upon by electric field `E` and magnetic field `B`. The proton will move indeflected if

A

is perpendicular to B and E parallel to V

B

E is parallel to V and perpendicular to B

C

E and B both are parallel to V

D

E, V and B are mutually perpendicular and V=E/B

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The correct Answer is:
D
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