1. A 2.0-kg purse is dropped 58 m from the
top of the Leaning Tower of Pisa and falls 55 m before reaching the ground with
a speed of 27m/s. What was the average force of air resistance?
2. Toms hang glider supports his weight
using the six ropes shown in Fig. 4 52. Each rope is designed to support an
equal fraction of Toms weight. Toms mass is 74.0 kg. What is the tension in
each of the support ropes?