Предмет: Физика, автор: mashkhhh

5. Путь от станции до села автобус прошел со скоростью 30м/с, а обратно со скоростью v2 = 90 км/ч. Определите среднюю скорость движения автобуса на всем пути. ​

Ответы

Автор ответа: maksimkamelin228
1

Дано:. Си:

v1 - 30м/с. 108км/ч

v2 - 90км/ч

vсред - ?

Решение:

vсред = v1 + v2 / 2

108 + 90 / 2 = 99

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