Answer to Question #254065 in Mechanics | Relativity for baji

Question #254065

A 1 kg ball initially moving with a speed of 3 m/s strikes a stationary 2 kg ball head-on. After the collision, both balls stick together. What are the final velocities of the two balls?

Expert's answer

conserving momentum,

1*3=(2+1)*v

or v=1 m/s

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