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      Question

      Which of the following physical quantities is scalar

      quantity ?   
      A Displacement Correct Answer Incorrect Answer
      B Young's Modulus Correct Answer Incorrect Answer
      C Accelaration Correct Answer Incorrect Answer
      D Velocity Correct Answer Incorrect Answer

      Solution

      The Young's Modulus of a material is a fundamental property of every material that cannot be changed.  It is dependent upon temperature and pressure however. The Young's Modulus (or Elastic Modulus) is in essence the stiffness of a material.  In other words, it is how easily it is bended or stretched.

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