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If a bimetallic strip is heated then when the strip is vertical 

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By Expert Faculty of Sri Chaitanya
a
higher 'α'  material gains concave shape
b
higher  'α' material loss concave shape
c
higher 'α'  material gains convex shape
d
higher 'α'  material loss convex shape
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detailed solution

Correct option is C

material with higher coefficient of linear expansion , expands more than the other one, hence it takes convex shape


Similar Questions

The coefficient of linear expansion of brass and steel are α1 and α2. If we take a brass rod of length l1 and steel rod of length l2 at 0oC, their difference in length l2l1will remain the same at all temperatures if 

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