Предмет: Физика, автор: miirsi742

Какая жидкость налита в банку высотой 30 см, если ее давление на дно составляет 5,4 кПа?


Очень срочно

Ответы

Автор ответа: chooooko
0

Ответ:

Объяснение:

Дано:

h=30 см=0,3 м
p=5,4 кПа=5400 Па

Н/н (нужно найти): ρ-?

Решение:

p=ρgh=>ρ=p/gh=5400 Па/10 Н/кг*0,3 м=1800 кг/м3
ρсерная кислота=1800 кг/м3=>в банке налита серная кислота

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