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Kingjames1
 3 years ago
Heat loss per hour through a glass window on a cold day varies directly as the difference between the inside and outside temperatures and the area of the window and inversely as the thickness of the window. Is this an example of a(n)
Kingjames1
 3 years ago
Heat loss per hour through a glass window on a cold day varies directly as the difference between the inside and outside temperatures and the area of the window and inversely as the thickness of the window. Is this an example of a(n)

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Kingjames1
 3 years ago
Best ResponseYou've already chosen the best response.0direct vatiation indirect varation

mukushla
 3 years ago
Best ResponseYou've already chosen the best response.0direct vatiation with \(\Delta T\) and \(A\) indirect varation with \(\delta\) am i right @agentx5 ?

agentx5
 3 years ago
Best ResponseYou've already chosen the best response.1By definition: Directly related variables are related in such a way that the ratio of their values always remains the same. And yes, @mukushla that works for some frequencies of light, not all... It's a related simplification to this: http://en.wikipedia.org/wiki/Stefan%E2%80%93Boltzmann_law FYI, glass isn't a very easy solid state material to explain, and I don't want to get this waaay off topic ;D
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