Question
Asked Feb 25, 2020
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Suppose one side of a bimetallic strip has a coefficient of thermal
expansion (oa.) of 7 x 10-7 K-1. The other side has a a of 1.80 x 10-5 K-1.
What will happen when the strip is heated?
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Suppose one side of a bimetallic strip has a coefficient of thermal expansion (oa.) of 7 x 10-7 K-1. The other side has a a of 1.80 x 10-5 K-1. What will happen when the strip is heated?

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Expert Answer

Step 1

Consider a bimetallic strip having different thermal expansion coefficients of both sides. When the strip is heated the temperature of both the sides of the strip changes and increases.

Chemical Engineering homework question answer, step 1, image 1

Step 2

The increase in temperature results in the thermal expansion of the strip. The coefficient of thermal expansion on side A and B is as follows:

Chemical Engineering homework question answer, step 2, image 1

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