Asked by srikala
a ball striking a horizontal plane with a velocity v rebounds with a velocity 256v/625 after 4th collision. the coefficient of restitution is?
Answers
Answered by
drwls
(256/625)^1/4 = (16/25)^1/2 = 4/5
They deliberately picked a fraction for which both the numerator and deniminator are perfect fourth roots.
The answer is 4/5. Each bounce gives you 80% of the height of the previous bounce.
They deliberately picked a fraction for which both the numerator and deniminator are perfect fourth roots.
The answer is 4/5. Each bounce gives you 80% of the height of the previous bounce.
Answered by
Anonymous
Tysm
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Ch
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Answered by
Ch
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Answered by
Nikhitha
Its wrong
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