Prostopadłościan o wymiarach Im x 50 cm x 25 cm wykonany jest ze stali. Oblicz jego masę. ( gęstość stali 7,8 g/cm3).
a = 100cm
b = 50cm
c = 25cm
d = 7,8g/cm³
m = dV
V = abc
m = abcd
m = 100cm x 50cm x 25cm x 7,8g/cm³ = 975 000g = 975kg
----------------------------------------------------------------------------------------------------------
Feci, quod potui, faciant meliora potentes
Pozdrawiam :)
e=m/V
v=a*b*c
a=1m=100cm
b=50cm
c=25cm
v=100*50*25=125000cm
m=e*V
m=125000*7,8
m=975000g
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
a = 100cm
b = 50cm
c = 25cm
d = 7,8g/cm³
m = dV
V = abc
m = abcd
m = 100cm x 50cm x 25cm x 7,8g/cm³ = 975 000g = 975kg
----------------------------------------------------------------------------------------------------------
Feci, quod potui, faciant meliora potentes
Pozdrawiam :)
e=m/V
v=a*b*c
a=1m=100cm
b=50cm
c=25cm
v=100*50*25=125000cm
m=e*V
m=125000*7,8
m=975000g