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MHT CET 2024 Physics question

PhysicsThermal Properties of MatterMHT CET 2024

A sheet of steel is 40 cm long and 5 cm broad at C. The surface area of the sheet increases by at C. Coefficient of linear expansion of steel is

Answer: (C)

Solution

Initial area . Areal expansion: with , so /C. The

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Question ID VK-098896