Предмет: Физика, автор: veragrigoryan06

Тело свободно падает с высоты 100 м. Какая скорость тела на высоте 55 м?

Ответы

Автор ответа: zykinv198

0

может быть 20-35км в чам

Автор ответа: nikolaygr

2

Відповідь:

до высоты 55м тело пролетит h1=100-55=45м

время полета t=√2h1/g=√2*45/10=√9=3c

скорость v=g*t=10*3=30м/с

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