Physics, 20.03.2021 06:10 uh8hardiek
Two football players with mass 70 kg and 90 kg run directly toward each other with speeds of - 6 m/s and +3 m/s respectively. If they grab each other as they collide, what will be the combined speed of the two players just after the collision?
Answers: 1
Physics, 22.06.2019 06:10
Africtionless piston-cylinder contains 50 l of saturated liquid r-134a. the piston has a mass and an area resulting in an applied pressure of 500 kpa on the refrigerant. the refrigerant is now heated until its temperature rises to 70∘c. calculate the work (in kj) done during this process.
Answers: 3
Two football players with mass 70 kg and 90 kg run directly toward each other with speeds of - 6 m/s...
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