ρt = ρ0 [1 + α (T – T0)] 12:11 pm what is the significance of α?? 12:12 pm is it constant? Is there any other factor which affects it??

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Arun · Answer

The linear coefficient of thermal expansion ( a) describes the relative change in length of a material per degree temperature change. As shown in the following equation, a is the ratio of change in length ( Dl) to the total starting length (l i ) and change in temperature ( DT).

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ρt = ρ0 [1 + α (T – T0)] 12:11 pm what is the significance of α?? 12:12 pm is it constant? Is there any other factor which affects it??

ρt = ρ0 [1 + α (T – T0)]
12:11 pmwhat is the significance of α??
12:12 pmis it constant? Is there any other factor which affects it??

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ρt = ρ0 [1 + α (T – T0)] 12:11 pm what is the significance of α?? 12:12 pm is it constant? Is there any other factor which affects it??

ρt = ρ0 [1 + α (T – T0)]12:11 pmwhat is the significance of α??12:12 pmis it constant? Is there any other factor which affects it??

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ρt = ρ0 [1 + α (T – T0)]
12:11 pmwhat is the significance of α??
12:12 pmis it constant? Is there any other factor which affects it??