Arnold is lifting weights. He can overhead press 200 kg to a height of 2 m in 10 seconds on Monday. By the time the competition arrives on Saturday, he can do it in 8 seconds. (There are several steps here, think about what you need for power, do you have it? Can you get it? Etc.) a. How much power did he exert on Monday in training to lift the barbell? b. How much power did he exert at the competition