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Физика

МКТ

TermDefinition
Неравномерное движение – это движение с изменяющейся скоростью. Неравномерное движение характеризуется скоростью.средней скоростью и мгновенной
Средней скоростью пути 〈υ〉 называется отношение пройденного пути s к тому промежутки времени Δt, за который этот путь проделан:
Средней скоростью перемещения 〈υ〉 называется вектор, равный отношению вектора перемещения Δr к тому промежутки времени Δt, за который это перемещение произошло
Мгновенной скоростью называется вектор,определяющий направление и модуль скорости в данный момент времени.
Мгновенная скорость направлена.... направлена по касательной к траектории движения.
Движение тела равноускоренное, если с течением времени ни модуль, ни направление вектора ускорения не изменяются.
Created by: wwwvovovo
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