What net force is applied to the racing car
A race car has a mass of 721 kg. It starts from rest and travels 44 m in 3.8 s. The car is uniformly accelerated during the entire time. What net force is applied to it?
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Two identical positive charges exert a repulsive force of 6.4* 10^-9 N when separated by a distance of 3.8*10^-10 m. Calculate the charge of each.
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