A car of mass 900 kg increases its speed uniformly from 12\,\text{m/s} to 20\,\text{m/s} in 4.0 s. Assuming the driving force is the only horizontal force, what is the size of this force?

PH-371

Acceleration

Physics · Secondary 3 · Medium · Acceleration

A car of mass 900 kg increases its speed uniformly from

12\,\text{m/s}

20\,\text{m/s}

in 4.0 s. Assuming the driving force is the only horizontal force, what is the size of this force?

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