Posted by **Nate** on Sunday, May 27, 2012 at 6:43pm.

A car of mass m = 1450 kg is traveling at a speed of

v0 = 79 km/h (21.9 m/s). Calculate the work that must be done by the brakes to completely stop the car in kJ

- Physics -
**Elena**, Sunday, May 27, 2012 at 6:47pm
W =ΔKE =mv²/2

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