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A 1200 kg car is travelling qt 20m\s determine the work that must be done on the car by the frictional force of the brakes to stop the car
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Physics, 21.06.2019 22:20
Aboxcar traveling at 12 m/s approaches a string of 5 identical boxcars sitting stationary on the track. the moving boxcar collides and links with the stationary cars and they all move off together along the track. what is the final speed of the cars immediately after the collision? (you may take the mass of each boxcar to be 18,537 kg.)
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What structural formula represents 4 electrons shared between two atoms?
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Physics, 22.06.2019 18:30
How many meters will a car travel if its speed is 45 m/s in an interval of 11 seconds? question 2 options: a) 450 meters b) 495 meters c) 4.09 meters d) 498 meters
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A 1200 kg car is travelling qt 20m\s determine the work that must be done on the car by the friction...
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