Предмет: Физика, автор: Chafff

Определитель скорость распространения волны длинной 3.5м с периодом 50 мкс

Ответы

Автор ответа: larisaorlova65

5

λ =3,5 м Т=50 мкс =50*10⁻⁶ с
Найти:V
V=λ /T
V =3,5 / 50*10⁻⁶ =70 *10³ м/с =70 км/с

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