Work Energy and Power - Result Question 69
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72. The co-efficient of restitution e for a perfectly elastic collision is
======= ####72. The co-efficient of restitution e for a perfectly elastic collision is
3e0f7ab6f6a50373c3f2dbda6ca2533482a77bed:content/english/neet-pyq-chapterwise/physics/work-energy-and-power/work-energy-and-power—result-question-69.md (a) 1
(b) 0
(c) $\infty$
(d) -1
[1988]
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Answer:
Correct Answer: 72. (a)
Solution:
- (a) $e=|v_1-v_2| /|u_1-u_2|$ which is 1 for a perfectly elastic collision.
