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A charged paricle goes undeflected in a ...

A charged paricle goes undeflected in a region containing electric and magnetic field. It is possible that

A

`barV|\ |barB` and `barE` is not parallel to `berB`

B

`barE|\ |barB` but `berV` is not parallel to `barE`

C

`barE|\ |barB` ,`barV|\ |barE`

D

`barE|\ |barB` ,`barV bot barE`

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Verified by Experts

The correct Answer is:
C
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