Question

in which type of collision is to
kinetic energy of the system
unchanged?​

Answer 1

Answer:

Elastic collision

Explanation:

There is no change in kinetic energy in the system as a result of the collision.

Hope it helps you

Answer 2

Answer:

Elastic collision

Collision where both momentum and kinetic energy are conserved. There is no change in kinetic energy in the system as a result of the collision.

Hope it's help you.