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A body falling from a height of  rebounds from hard floor. If it loses 20% energy in the impact, then coefficient of restitution is


Question ID - 51930 :-

A body falling from a height of  rebounds from hard floor. If it loses 20% energy in the impact, then coefficient of restitution is

1 Answer
5876 Votes
3537

Answer Key : (0.89) -

As 20% energy lost in collision therefore

But



Next Question :

Water boils at a lower temperature at high altitudes, because

(a)

the air pressure is less

(b)

outside temperature is less

(c)

latest heat is less

(d)

None of the above


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