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A partical having charge of 1.C , mass 1...

A partical having charge of `1.C` , mass `1kg` and speed `1m//s` enters a uniform magnetic field having magnetic induction of `1T` at an angle `0=30^(@)` between velocity vector and magnetic induction The pitch of its helical path is (in meters) .

A

`(sqrt3pi)/(2) `

B

`sqrt3pi`

C

`(pi)/(2)`

D

`pi`

Text Solution

Verified by Experts

The correct Answer is:
B
Pitch ` = V cos theta xx T = Vcostheta xx (2pim)/(qB) = sqrt3 pi` .
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