two identical rectangular strips , one of copper and the other of steel are riveted together to form a compound bar . what Will happen on heating
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After the reaction this compound bar will bend it self upwards or downward
Explanation:
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Two identical rectangular strips, one of copper and the other of steel, are riveted as shown to form a bi-metal strip. On heating, the bi-metal strip will. On heating, the copper strip will suffer greater elongation and hence the bimetal strip will bend with the steel strip on the concave side.
Explanation:
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