How much upward vertical force does the pole exert

Reference no: EM1372799

Q. A 160 lb fire fighter slides down a vertical pole with an acceleration of 10ft/s^2, directed downward. How much upward vertical force does the pole exert on fire-fighter?

Q. A car of mass 1.8 x10^3 kg is travelling east at a speed of 28m/s along a horizontal roadway. When its brakes are applied, the car stops in 5.8s. What is the average horizontal force exerted on the car even as it is braking?

Reference no: EM1372799

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