Question

2. You and your bicycle have combined mass 80.0 kg. When you reach the base of a bridge, you are traveling along !he road at 5.00 mls (Fig. 6.35). At the top of the bridge, you have climbed a vertical distance of 5.20 m and have slowed to 1.50 m/s. You can ignore work done by friction and any inefficiency in !he bike or your legs. (a) What is !he total work done on you and your bicycle when you go from the base to the top of !he bridge? (b) How much work have you done with the force you apply to !he pedals?