Предмет: Физика, автор: zaluckayamariya

тело брошенное вертикально вверх оказалось на высоте 50 м через 4 с. Определите его начальную скорость.

Ответы

Автор ответа: MashaPutnaj

дано h=50 м t=4c Vo- ?

h=Vo*t-g*t^2/2

Vo*t=h+g*t^2/2
Vo=h/t +g*t/2=50/4+10*4/2=12.5+20=32.5 м/с

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