Предмет: Физика, автор: bobykinaalina08

У грузового автомобиля тормозной путь при экстренном торможении не должен превышать
50 м. На влажной грунтовой дороге это требование выполняется, если скорость грузовика
перед началом торможения не превышает 52 км/ч. в таблице приведены значения
коэффициента трения шин при их скольжении по различным поверхностям.
Выполняется ли требование к предельной длинс тормозного пути при экстренном
торможении для грузовика, движущегося с той же скоростью по влажному асфальту? Ответ
поясните.
Поверхность
Сухой асфальт
Влажный асфальт
Сухая грунтовая или гравийная дорога
Заснеженная дорога
Влажная грунтовая или гравийная дорога
Гладкий лёд
Коэффициент трения
0,6
(0,4
0.45
0,52
0.35
0,2​

Ответы

Автор ответа: yttwz73
35

Ответ:

Гладкий лёд потом - 20 +99

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