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alienxangg91
04.07.2020 •
Physics
Cart A, with a mass of 0.20 kg, travels on a horizontal air trackat 3.0m/s and hits cart B, which has a mass of 0.40 kg and is initially traveling away from Aat 2.0m/s. After the collision the center of mass of the two cart system has a speed of:.A. zeroB. 0.33m/sC. 2.3m/sD. 2.5m/sE. 5.0m/s
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Ответ:
Explanation:
Data:
Calculation:
This is a perfectly inelastic collision. The two carts stick together after the collision and move with a common final velocity.
The conservation of momentum equation is
Ответ:
The answer is
C. Mangan's sister is associated with light in the story's imagery because she is part of the narrator's hopes for a greater life.
Explanation:
I just took the test on Plato and this is the correct answer.