Questions
Two steel spheres approach each other headon with the same speed and collide elastically. After the collision one of the sphere's of radius r comes to rest. The radius of the other sphere is
detailed solution
Correct option is A
v2 = 0 Alternative Method:m1v1 + m2 x 0 = m1u + m2(-u)⇒ m1v1 = (m1 - m2)u.........(1) From (1) and (2), 3m1 = m2Talk to our academic expert!
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A particle of mass m moving with velocity v strikes a stationary particle of mass 2m and sticks to it. The speed of the system will be
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