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Автобус массой 12 т трогается с места и движется с постоянным ускорение, модуль которого а=1.2 м/с². определите работу силы тяги и работу силы трения на участке пути , пройденному за первые 10с движения
Ответы 1
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F=ma → F=12000×1,2=14,4 кН
A=Fs=Fta →A=14.4×10×1.2=172.8 кДж
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Автор:
sheridan - 5 лет назад
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