Question

oblique collison explain​

Answer 1

collision, that is plastic collision and e=1 for perfectly elastic collision. ... As name suggests, collision is at an angle (from Line of Impact) that is collision is oblique. In such type of collision, velocity of each object before collision is not along Line of Impact.

Answer 2

Oblique Collision: It happens when any of the two bodies have velocity at an angle with the line of collision. In case of an oblique collision the component of velocity perpendicular to the line of collision remains unchanged