Manipal Medical Manipal Medical Solved Paper-2008

  • question_answer
    If muscle times speed equals power, what is the ratio of the SI unit and the CGS unit of muscle?

    A)  \[{{10}^{5}}\]            

    B)  \[{{10}^{3}}\]

    C)  \[{{10}^{7}}\]           

    D)  \[{{10}^{-5}}\]

    Correct Answer: A

    Solution :

    Muscle x speed = power \[\therefore \]    \[Muscle=\frac{power}{speed}=\frac{work}{time\times speed}\] \[=\frac{[M{{L}^{2}}{{T}^{-2}}]}{[T][L{{T}^{-1}}]}=[ML{{T}^{-2}}]\] = mass\[\times \]acceleration = force Hence \[,\frac{SI\text{ }unit\text{ }of\text{ }force}{CGS\text{ }unit\text{ }of\text{ }force}=\frac{kg\times m\times {{s}^{-2}}}{g\times cm\times {{s}^{-2}}}\] \[={{10}^{3}}\times {{10}^{2}}={{10}^{5}}\]


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