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A charged particle having a mass of 1.6x...

A charged particle having a mass of `1.6xx10^(-26) kg` comes out of accelerator tube with kinetic energy `2xx10^3 eV` . Calculate the smallest magnitude of the magnetic field that should be applied in vertically downwards direction to just prevent the charged particle from colliding the plate (Assume charge on particle = charge of the proton)

A

2 T

B

4 T

C

0.02 T

D

0.04 T

Text Solution

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The correct Answer is:
A
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