Neglecting air resistance and the weight of the propellant, determine the work done in propelling a five-ton satellite to a height of (a) 100 miles above Earth and (b) 300 miles above Earth Work done for 100 miles above Earth: 5.15 . 109 ft- lb Work done for 300 miles above Earth: ft-lb HINT: Radius of Earth is about 4000 miles. Note: You can earn partial credit on this