- #1
thebigskysky
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Homework Statement
(T-T envir)/(T int - T envir) = exp (-(2h/pcL)t)
T = temp (°C)
h = heat transfer
p = density (kg/m^3)
c = specific heat (J/Kg * K)
L = plate thickness (m)
t = Time (s)
What are the appropriate units for h? Show all steps... (equation is homogenous in units)
The Attempt at a Solution
(°C-°C) / (°C-°C) = exp(-(h/(Kg/m*m*m)(J/Kg*K)(m)) s
temp/temp = 1
(kg/m*m*m)(J/kg*K)(m) = exp (-h * s)
(m*m*J*K) = exp (-h * s)
(m^2)(JK) / s = -h
- (m^2)(JK) / s = h ?
heat transfer = negative meters squared time joules time kelvin all over seconds ?
seems a little weird to me... what did i do wrong... ty guys