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0 votes
23.6k views
in Physics by (34.9k points)

An object of mass m1 collides with another object of mass m2, which is at rest. After the collision the objects move with equal speeds in opposite direction. The ratio of the masses m2 : m1 is :

(1) 3 : 1

(2) 2 : 1

(3) 1 : 2

(4) 1 : 1

by (10 points)
+2
why e=1?
by (48.8k points)
For elastic collision
e = 1

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1 Answer

+1 vote
by (34.4k points)

Correct option is (1) 3 : 1

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