Physics, 30.05.2020 11:58 amandafutch24
10. A car of mass 1 tone is brought to rest from a speed of 40 m/s in a distance of 80 m. Find the
braking force of the car assuming that it is constant and that there is a constant resistance to
motion of 100 N
[9900 N]
Answers: 1
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Consider a system with two masses that are moving away from each other. why will the kinetic energy differ if the frame of reference is a stationary observer or one of the masses?
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10. A car of mass 1 tone is brought to rest from a speed of 40 m/s in a distance of 80 m. Find the
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