Problem 3: Mister Fantastic of the Fantastic Four weighs 70 kg and is made of rubber. a. By how much will his legs (assumed to be cylindrical, 90 cm long and 10 cm in diameter and made of rubber without bones) shorten when his body weight is entirely supported by them? b. What will it be for The Thing of the same Fantastic Four fame, if you assume that he is made of granite and weighs 400 kg. Assume further that his legs are 150 cm long and 25 cm in diameter. How much additional weight can he carry before his legs break under the stress