Physics, asked by svynebsgtne, 10 months ago

A 2.5 kg ball moving at 4.2 m/s collides with a 2.5 kg stationary ball. If the first ball is at rest after the
collision, what is the velocity of the second ball?

Answers

Answered by WaqasRahman

Answer:

4.2 m/s

Explanation:

Its special case derived from equation of law of conservation of momentum . According to which that if two bodies have same masses then upon collision they will interchange their respective velocities.

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A 2.5 kg ball moving at 4.2 m/s collides with a 2.5 kg stationary ball. If the first ball is at rest after the collision, what is the velocity of the second ball?

Answers

A 2.5 kg ball moving at 4.2 m/s collides with a 2.5 kg stationary ball. If the first ball is at rest after the
collision, what is the velocity of the second ball?