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• Topic:

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Two spheres A and B of masses  respectively collide.A is at rest initially and B is moving with velocity v along x-axis.After collision B has a velocity $\frac{v}{2}$ in a 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)

(d)

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