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Two spheres A and B of masses m1 and m2 ...

Two spheres A and B of masses `m_1 and m_2` respectively collide. A is at rest initially and B is moving with velocity v along x-axis. After collision B has a velocity `v/2`direction perpendicular to the original direction. The mass A moves after collision in the direction

A

same as that of B

B

opposite to that of B

C

`theta = tan^(-1)(1/2) ` to the axis

D

`theta = tan^(-1)(-1/2)` to the x-axis

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The correct Answer is:
D
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