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2 January, 13:07

A boat's motor pushes with 25 N of force and viscous

friction resists with 5 N. If the boat is 100 kg, find its

acceleration.

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Answers (1)
  1. 2 January, 16:33
    0
    Answer:0.2m/s^2

    Explanation: newton's first law of motion: F=ma. Fnet=applied force-frictional force. Therefore, Fnet=ma. Make "a" the subject of the formula which will result a = (Fappl-Frict) m.

    Therefore a = (25-5) N/100kg

    a = 20/100

    a = 0.2m/s^2
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