After a totally inelastic collision, two objects of the same mass and same initial speeds are fo...

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After a totally inelastic collision, two objects of the same mass and same initial speeds are found to move together at half of their initial speeds. The angle between the initial velocities of the objects is
(1) \( 120^{\circ} \)
(2) \( 60^{\circ} \)
(3) \( 150^{\circ} \)
(4) \( 45^{\circ} \)
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