Test Academy | Three blocks, each of same mass m, are connected with wires W₁ and W₂ of same cross-sectional area a and Young’s modulus Y. Neglecting friction the strain developed in wire W₂ is 2mg/3aY, 3mg/2aY, mg/3aY, 3mg/aY

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Three blocks, each of same mass m, are connected with wires W₁ and W₂ of same cross-sectional area a and Young’s modulus Y. Neglecting friction the strain developed in wire W₂ is

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2mg/3aY
3mg/2aY
mg/3aY
3mg/aY

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