A proton, a deuteron and particle are. |EMF |JEEMAIN 2021

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JEE MAIN 2021

25-02-21 S1

Question

A proton, a deuteron and an  particle are moving with same momentum in a uniform magnetic field. The ratio of magnetic forces acting on them is ____ and their speed is ____ in the ratio.

Select the correct option:

A

1 : 2 : 4 and 2 : 1 : 1

B

2 : 1 : 1 and 4 : 2 : 1

C

4 : 2 : 1 and 2 : 1 : 1

D

1 : 2 : 4 and 1 : 1 : 2

✓ Correct! Well done.

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Solution

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