Предмет: Математика, автор: 12345642Q

В точках Аи В, расположенных на расстоянии s=4м, находятся приёмники светового сигнала. На прямой между Аи Вустанавливают светодиод. Найдите расстояние от светодиода до точки А, если приёмник в этой точке зарегистрировал свет от диода на t=2нспозже, чем приёмник в точке В.

Ответы

Автор ответа: xxxeol
0
РЕШЕНИЕ
С = 300 000 км/с = 3*10⁸ м/с - скорость света
t = 2 нс = 2*10⁻⁹ с - время
d = C*t = 3*10⁸ *2*10⁻⁹ = 6*10⁻¹ = 0,6 м = 60 см - разность расстояний
L = (4 - 0,6)/2 = 1,7 м - расстояние до А - ОТВЕТ
Автор ответа: WElkinNebosvod
0
Как это делать?
Автор ответа: WElkinNebosvod
0
Что такое d, L, C
Автор ответа: WElkinNebosvod
0
Нс это что вообще?
Автор ответа: Danil00011
0
Просто по.гу.гли...
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