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Mechanical Properties of Solids Quiz 2

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10 Question

Popular Questions In Mechanical Properties of Solids Quiz 2

  • A force of 1 N doubles the length of a cord having cross-sectional area 1 mm . The Young’s modulus of the material of cord is

  • In equilibrium the tensile stress to which a wire of radius r is subjected by attaching a mass ‘m’ is ____.

  • When load is applied to a wire, the extension is 3 mm, the extension in the wire of same length but half the radius by the same load is

  • The S.I. unit of compressibility is ____.

  • When the pressure applied to one litre of a liquid in increased by 2×106N/m2.2 \times 10 ^6 N/m ^2. It volume decreases by 1cm3.1 cm ^3. The bulk modulus of the liquid is

  • A cube of aluminium of each side 0.1 m is subjected to a shearing force of 100 N. The top face of the cube is displaced through 0.02 cm with respect to the bottom face. The shearing strain would be

  • A wire has Poisson’s ratio of 0.5. It is stretched by an external force to produce a longitudinal strain of 2×103.2 \times 10 ^{-3}. If the original diameter was 2 mm, the final diameter after stretching is

  • The compressibility of a substance is the reciprocal of ___.

  • For which of the following is the modulus of rigidity highest?

  • An elongation of 0.2% in a wire of crosssection 104m210^{-4} m^2 causes a tension of 1000 N. Then its Young’s modulus is