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A metal rod is 25.000cm long at 25.0 degrees Celsius. When heated to 102.0 degrees Celsius, it is 25.054 cm long. What is the coefficient of linear expansion for this metal?
 2 years ago
 2 years ago
A metal rod is 25.000cm long at 25.0 degrees Celsius. When heated to 102.0 degrees Celsius, it is 25.054 cm long. What is the coefficient of linear expansion for this metal?
 2 years ago
 2 years ago

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TuringTestBest ResponseYou've already chosen the best response.1
\[\large\alpha_L=\frac1L\frac{dL}{dT}\approx\frac1L\frac{\Delta L}{\Delta T}\]
 2 years ago

QuantumQQBest ResponseYou've already chosen the best response.0
Well.. I think that's a bad reply. L is the Length.. dL/dT is rate of change of unit length per change in unit temp. alpha would be your coeffiecient.. 1/25cm * (25.05425.0)/(102.025.0) You said Rod.. Hot Rod..
 2 years ago
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