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  5. Mechanical Properties of Solids / ठोसों के यांत्रिक गुण

11th Class Physics Mechanical Properties of Solids / ठोसों के यांत्रिक गुण Question Bank Mechanical Properties of Solids Conceptual Problems

  • question_answer
    Why a spring balance does not give correct measurement, when it has been used for a long time?          

    Answer:

                    When a spring balance has been used for a long time, it develops an elastic fatigue, the spring of such a balance takes longer time to recover its original configuration and therefore it does not give correct measurement.                                      


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