Question

(a) What energy is expected in pulling a cart of mass 800kg on the level at a steady rate over a distance of 1.2km, if the coefficient of friction between the wheels and the road is 0.25? b) What was the power required if it took 20 minutes to do the job. What was the horse power. (g = 10 ms)​

Answer 1

Answer:

800x1.2= 0.25-960 Will be your answer