A metal rod .50 m is heated from 15C to 95C. The length of the rod increases by 0.96
mm. What is the coefficient of expansion for the rod?
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A metal rod .50 m is heated from 15C to 95C. The length of the rod increases by 0.96
mm. What is the coefficient of expansion for the rod?
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Verified answer
Length of the metal rod,
Initial temperature,
And final temperature,
So the difference in temperature is,
Or,
[Note: The units are same in case of temperature difference.]
The extension formed in the rod,
We have,
Then the coefficient of linear expansion,