Physics, 24.03.2020 02:24 roseemariehunter12
A 0.140 kg stone rests on a frictionless, horizontal surface. A bullet of mass 8.50 g , traveling horizontally at 320 m/s , strikes the stone and rebounds horizontally at right angles to its original direction with a speed of 250 m/s.
(a) Compute the magnitude and direction of the velocity of the stone after it is struck.
(b) Is the collision perfectly elastic?
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