F=0.8H,a=0.122м,b=0.049м,c=0.031м. найти P=?

Question

F=0.8H,a=0.122м,b=0.049м,c=0.031м. найти P=?

Answer 1

P=m/V
V=abc
m=F/g
Решение.
m=0.8H÷10H/кг=0.08кг
V=0.122м×0.049м×0.031м=0,000185318м3
P=0.08кг÷0,000185318м3=431,7кг/м3