[time-nuts] Mass vs BTU Function

Jim Lux jimlux at earthlink.net
Thu Jan 27 21:14:36 UTC 2011


Most metals have a specific heat around .34, where water is 1.0. ( so .34 BTU to raise a pound od aluminum by 1 deg F)

The have different densities, so on a per volume basis, you want dense. Tungsten for instance or osmium

You also need to consider conductivity though.   Gold is good

On Jan 27, 2011, at 3:38 PM, Perry Sandeen <sandeenpa at yahoo.com> wrote:

> List,
> 
> Please help me with this physics question.
> 
> If one has a given cube, say 2 x 2 x 2 inches.  And one has the choice of aluminum, copper, or lead (just for an example).  Will each store or hold the same amount of BTUs or does the density make a difference?
> 
> IF the density makes a difference, can someone give me the approximate difference?
> 
> The practical end of this question is consideration of thermal mass surrounding an oscillator,
> 
> TIA 
> 
> Perrier      
> 
> 
> 
> 
> 
> 
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