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March 28, 2017

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find the power by a man if he runs at constant speed of 5km/h along an ascending road which makes 5 degree with the horizontal if the mass of yhe man is 60 kg.

  • physics - ,

    s=v•t
    W=m•g•h=m•g•s•sinα=m•g•v•t•sinα
    P=W/t= m•g•v•t•sinα/t= m•g•v•sinα

  • physics - ,

    71.13 watts

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