Ans ITT lalal
Co-efficient of Restitution is defined as :-
Velocity of ball when strike the ground first time from height h will be , this will be velocity of approach.
And after rebound lets its velocity be v2, this will be velocity of separation.
With v2, it gains 80% of initial height which is
Option C
Regards .
Velocity of ball when strike the ground first time from height h will be , this will be velocity of approach.
And after rebound lets its velocity be v2, this will be velocity of separation.
With v2, it gains 80% of initial height which is
Option C
Regards .