Вопрос школьника по предмету Физика
В U-образную трубку с водой в левое колено долили слой керосина высотой 18 см.На сколько поднялся уровень воды в правом колене?
Ответ учителя по предмету Физика
По закону Паскаля
Р1=Р2
po1gh1=po2gh2
po1h1=po2h2
Высота столба воды
h1=po2h2/po1
h1=800×18/1000=14,4см
Ответ 14,4см
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