Предмет: Физика, автор: VikaLapkaa

Який шлях проїде автомобіль під час рівномірного руху протягом 2 год , якщо він розвиває силу тяги 900 Н при потужності 30кВт?

Ответы

Автор ответа: cc041863

Ответ:

Объяснение:

t=2 ч=7200с

F= 900H

N= 30кВт =30000 Вт

S=?

A=F*S

A=N*t

F*S=N*t

S=N*t/F=30000*7200 / 900= 240 километров

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