A body of mass 2 kg... | CENTRE OF MASS | JEE-MAIN 2019

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JEE MAIN 2019

09-04-2019 - S1

Question

A body of mass 2 kg makes an elastic collision with a second body at rest and continues to move in the original direction but with one fourth of its original speed. What is the mass of the second body?

Select the correct option:

A

1.5 kg

B

1.8 kg

C

1.0 kg

D

1.2 kg

✓ Correct! Well done.

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Solution

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Physics

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