Lessons

Eamcet Physics
1 st Year : Unit 4.3 ( Work-Power And Energy) - Collisions

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Q.

A projectile of mass 50 kg is shot vertically upwards with an initial velocity of 100ms-1. After 5 seconds it explodes into two fragments, one of which having mass 20 kg, travels vertically up with a velocity of 150ms-1. The velocity of the other fragment at that instant is

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Correct choice: D

Explanation:

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