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JEE Main Physics question

PhysicsMechanical Properties of SolidsJEE Main

A copper bar of length and area of cross-section is placed in a chamber at atmospheric pressure. If the chamber is evacuated, the percentage change in its volume will be (compressibility of copper is and )

Answer: (B)

Solution

Fractional change, $=kΔ p = 8×× =

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Question ID VK-154954