A ball moving on a horizontal frictionless plane hits an identical ball at rest with a velocity ...

A ball moving on a horizontal frictionless plane hits an identical ball at rest with a velocity of 0.5m//s. If the collision is elastic, calculate the speed imparted to the target ball, if the speed of projectileafter the collision is 30cm//s. Show that the two balls will move at right angles to eachother, after the collision.
Class:11
Subject: PHYSICS
Chapter: WORK, ENERGY AND POWER
Book:PRADEEP
Board:CBSE

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