mamaKelly2266
02.08.2019 •
Physics
What is the kinetic energy of an automobile with a mass of 1273 kg traveling at a speed of 12 m/s? answer in units of j?
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Ответ:
KE=1/2mv^2
KE=1/2*(1273kg)*(12m/s)^2
KE= 91656 J
Ответ:
Engineers study momentum because momentum is important. Momentum is the product of the mass and velocity of an object. It is a vector quantity, possessing a magnitude and a direction.