Answer to Question #183415 in Physics for Gwyneth Balete

Question #183415

A 1500 kg car travelling at 75.0km/h to a screeching halt in a time of 3.00seconds. Calculate the force of friction experienced by the car.


1
Expert's answer
2021-04-26T16:59:25-0400

According to Newton's second law:


"ma=f,\\\\\\space\\\\\nm\u00b7\\frac{v}{t}=f,\\\\\\space\\\\\nf=1500\u00b7\\frac{75\u00b71000\/3600}{3}=10420\\text{ N}."


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