" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
m = 0,25 kg
T₁ = 25 C
T₂ = 100 C
c = 4200 J/kg*C
E = ? [J]
E = m*c*(T₂ - T₁)
[E] = [kg* C*J/kg*C = J]
E = 0,25*4200 *(100 - 25) J
E = 1050*75 J
E = 78750 J
Odp: Aby zagotować wodę na herbatę należy zużyć 78750 J energii.