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4. A car has a mass of 1,350 kg. A driver travels on a level road with an acceleration of 4.7 m/s.What force, neglecting friction, must be exerted to achieve this accelerations?<…

4. A car has a mass of 1,350 kg. A driver travels on a level road with an acceleration of 4.7 m/s.What force, neglecting friction, must be exerted to achieve this accelerations?<…
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4. A car has a mass of 1,350 kg. A driver travels on a level road with an acceleration of 4.7 m/s.What force, neglecting friction, must be exerted to achieve this accelerations?

User Adine
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1 Answer

3 votes

We have to use Newton's Second Law


F=ma

Where m = 1,350 kg and a = 4.7 m/s2.


\begin{gathered} F=1,350\operatorname{kg}\cdot(4.7m)/(s^2) \\ F=6,345N \end{gathered}

Hence, the force exerted is 6,345 Newtons.

User Daniel Wisehart
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7.5k points
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