A tennis ball bounces down a flight of stairs
striking each step in turn and rebounding to the
height of the step above. If the height of each step
is d, the coefficient of restitution is
(1) 1 / 2
NI
(2) Ja
AI
(4) 1
Answers
Answered by
1
Answer:
option 4.
Explanation:
because i think its elastic collision
Similar questions