Please Be Careful Of Sig Figs 1 (38.87 KiB) Viewed 15 times
Please Be Careful Of Sig Figs 2 (38.87 KiB) Viewed 15 times
Please Be Careful Of Sig Figs 3 (6.85 KiB) Viewed 15 times
4. A mass mi 2.10 kg travels upwards at a speed of 6.85 m/s when it collides with a mass m2 3.65 kg that is initially at rest. After the collision, mi travels with a speed of 3.18 m/s in the direction of 34.0° from the vertical, as shown. Mass ma is observed to travel in the direction of 22.889 from the vertical. V1.2 ? 3.18 m/s m2 mi 22.889 34.0° m2) 3.65 kg 6.85 m/s mi 2.10 kg a) What is the final speed of m2? (20 points)
b) Is this an elastic or inelastic collision? Show work to justify your answer. (10 points)
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