A heavy elastic ball drops from the ceiling of a room, and after rebounding once from the floor, reaches a height equal to three-fourth of that of the ceiling. The coefficient of restitution will be

A heavy elastic ball drops from the ceiling of a room, and after rebou

1.	A heavy elastic ball drops from the ceiling of a room, and after rebounding once from the floor, reaches a height equal to three-fourth of that of the ceiling. The coefficient of restitution will be
A.	[A].
B.	[B].
C.	[C].
D.	[D].
Answer» C. [C].

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A heavy elastic ball drops from the ceiling of a room, and after rebounding once from the floor, reaches a height equal to three-fourth of that of the ceiling. The coefficient of restitution will be

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