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MGIMS WARDHA MGIMS WARDHA Solved Paper-2012

  • question_answer
    If tension of sonometer wire is made four times, then its frequency will change by a factor of

    A)  2                                            

    B)  4

    C)  1/2                                       

    D)  6

    Correct Answer: A

    Solution :

                    Frequency \[n\propto \sqrt{T}\] (\[T=\]tension) \[\therefore \]If tension is made 4 times, then frequency becomes double.


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