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JEE Main & Advanced Physics Elasticity Question Bank Numerical Value Type Questions - Mechanical Properties of Solids

  • question_answer
    A composite wire of uniform diameter 3.0 mm consisting of a copper wire of length 2.2 m and a steel wire of length 1.6 m stretches under a load by 0.7 mm. Calculate the load, (in N) given that the Young's modulus for copper is \[1.1\times {{10}^{11}}\] Pa and for steel is \[2.0\times {{10}^{11}}\] Pa.

    Answer:

    176.8


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