7. A 50 kg athlete runs and grabs a 10.0 m rope and swings to a maximum height of 1.8 m above
the ground. A second athlete, who has a mass of 100. kg runs at the same speed, v, and grabs a
5.0 m rope. What maximum height will the 100. kg athlete swing to? Assume the mass of the
ropes and air resistance are negligible. Support your answer with calculations and/or a proof.
(3 marks)
50 kg
10 m
100 kg
T
5m