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AP EAMCET201824 Apr 2018Evening ShiftPhysicsMechanical Properties of SolidsActual

For a material, the ratio of Young's modulus to rigidity modulus is 2.8 . If some force is applied on a wire made of this material, its cross-sectional area decreases by 2 % . The percentage change in its length is

Options

  1. A0.4
  2. B1.6
  3. C2.5
  4. D4

Correct answer

C. 2.5

Step-by-step solution

No solution. Refer to answer key.

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