A 200-g rock traveling south at 10 m/s strikes a 3-kg block initially at rest. (a) If the two stick together on collision, what will be their common velocity? (b) What energy was lost in the collision?

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Chapter6: Momentum, Impulse, And Collisions
Section: Chapter Questions
Problem 44P: A 1200-kg car traveling initially with a speed of 25.0 m/s in an easterly direction crashes into the...
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*9.21. A 200-g rock traveling south at 10 m/s strikes a 3-kg
block initially at rest. (a) If the two stick together on
collision, what will be their common velocity?
(b) What energy was lost in the collision?
Ans. 62.5 cm/s, 9.38 J
Transcribed Image Text:*9.21. A 200-g rock traveling south at 10 m/s strikes a 3-kg block initially at rest. (a) If the two stick together on collision, what will be their common velocity? (b) What energy was lost in the collision? Ans. 62.5 cm/s, 9.38 J
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