Civil Engineering - UPSC Civil Service Exam Questions - Discussion
Discussion Forum : UPSC Civil Service Exam Questions - Section 3 (Q.No. 47)
47.
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
Discussion:
2 comments Page 1 of 1.
HARI said:
7 years ago
The coeff of restitution = vel of separation/vel.of approach = √(1.5xgxh/2xgxh) = √(3/4).
Shubhajit said:
7 years ago
Please explain this.
Post your comments here:
Quick links
Quantitative Aptitude
Verbal (English)
Reasoning
Programming
Interview
Placement Papers