Question

.Two equal sphere of mass m are suspended by vertical strings so that they are in contact with their centres at same level.A third equal sphere A of mass m falls vertically and strikes the other two simultaneously so that their centers at the instant of impact form an equilateral triangle in a vertical plane.If u is the velocity of A just before impact find its speed just after impact. qquad (A) u/3 (B) 3u/10 (C) 6u/7 (D) 6u/7.​

Answer 1

Answer:

Option B

3u/10

Hope u understand

Answer 2

Answer:

I am not sure but I think option (B) is correct

3u/10

hope you understand