Odpowiedzi

2010-04-06T20:13:10+02:00
Dane:
wymiary - 25m×8m×2m V=400m³
ΔT = 5°C
ρ = 1000kg/m³
Q = ?
c = 4200J/(kg*°C)


m = ρ*V
m = 1000kg/m³ * 400m³ = 400000kg

Q = m*c*ΔT
Q = 400000kg * 4200J/(kg*°C) * 5°C = 8400000000J = 8,4GJ