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A proton, a deutron and alpha-particle, ...

A proton, a deutron and `alpha`-particle, whose kinetic energies are same, enter perpendicularly a uniform magnetic field. Compare the radii of their circualr paths.

A

the radius `r_(d)` of the deutron path to the radius `r_(p)` of the proton path is `sqrt2`

B

the radius `r_(alpha)` of the alpha particle path to `r_(p)` is 1

C

the radius `r_(d)` of the deutron path to the radius `r_(p)` of the proton path is 2

D

the radius `r_(alpha)` of the alpha particle path to `r_(p)` is `sqrt2`

Text Solution

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The correct Answer is:
A, B
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