Question

Q.9 Two bodies of masses mi and me have the same linear momentum . What is the ratio of their kinetic energies

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Answer 1

Answer:

Momentum P=mv

KInetic energy KE=

2

1

mv

2

⇒mKE=

2

1

(mv)

2

⇒KE=

2m

P

2

⇒

KE

2

KE

1

=

m

1

m

2

(∵P

1

=P

2

)

Explanation:

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