Question

Iwo particles of mass m and 2m are moving in opposite directions collide elastically with velociti
V and 2V. Their velocities after collision are​

Answer 1

Answer:

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Answer 2

here's ur answer

we know that sum of initial momentum = sum of final momentum

so , mv+ ( - 4mv = v (m + 2m )

-3mv = v (m + 2m )

v = -3mv/ 3m

v = -1 V. ( negative sign for opposite direction )