A body is allowed to fall on the ground from a height h1. If it is rebound to a height h2 then the coefficient of restitution is:
A
h2h1
No worries! We‘ve got your back. Try BYJU‘S free classes today!
B
√h2h1
Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
C
h1h2
No worries! We‘ve got your back. Try BYJU‘S free classes today!
D
√h1h2
No worries! We‘ve got your back. Try BYJU‘S free classes today!
Open in App
Solution
The correct option is B√h2h1 When a ball is dropped from a height h₁, the velocity before reaching ground is v=√2gh1 When the ball rebounces to a height h₂, the velocity just after impact was