AP and TS EAMCET Engineering 2020 Model Paper 3

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Question : 100 of 160

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A bimetallic strip consists of brass and iron. When it is heated, it bends into an arc with brass on the convex and iron on the concave side of the arc. this happens because

brass has higher specific heat capacity that iron
density of brass is more than that of iron
It is easier to bend an iron strip than a brass strip of same size
brass has higher coefficient of linear expansion that iron

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