A sphere collides with another sphere of i

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A sphere collides with another sphere of identical mass. After collision, the two spheres move. The collision is inelastic. Then the angle between the directions of the two spheres is

A

$90°$

B

$0°$

C

$45°$

D

Different from $90°$

A sphere collides with another sphere of identical mass. After collision, the two spheres move. The collision is inelastic. Then the angle between the directions of the two spheres is

Angle will be $90°$ if collision is perfectly elastic

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