# Zenith

Classical Mechanics Level pending

A particle moving with initial velocity u=(3i+5j)m/s,collides with a smooth plane wall placed at a certain angle to the trajectory of the particle.Resultant velocity=(-2i-j)m/s. What is the co-efficient of restitution for the collision? a.16/33 b.5/34 c.16/45 d.8/45

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