Published by:
CGP EDU Academic Team
Published on: September 12, 2026
A ball with a speed of 
collides with another identical ball at rest. After the collision, the direction of each ball makes an angle of 
with the original direction. The ratio of velocities of the balls after collision is 
, where x is
Text Solution
Verified by ExpertsThe correct answer is:
1
(1) JEE Main 2021
Momentum is conserved just before and just after the collision in both 
direction.
In 
direction
, so
Prepare Smarter with CGP Edu
Get practice questions, solutions, and test series in one place.
Write a Review
Share your experience with this question and solution.
Commentary
Send your comment, doubt, correction, or feedback to admin.
Similar Questions
Explore conceptually related problems
A body of mass 1 kg collides head on elastically with a stationary body of mass 3 kg. After collisi…
A body A, of mass has an initial velocity of . It collides elastically with another body, B of th…
A particle of mass is moving with speed collides with a mass moving with speed in the same dire…
A particle of mass collides with a hydrogen atom at rest. Soon after the collision the particle co…
A body of mass collides head on elastically with a stationary body of mass . After collision, the…