(10%) Problem 3: A ball is attached to a string of length 4 m to make a pendulum. The pendulum is placed at a location that is away from the Earth's surface by twice the radius of the Earth. A 50% Part (a) What is the acceleration due to gravity at that height? g = | a B e ( 7 8 9 a b c a 4 5 d g h 1 2 3 J k m + 0 P s t x/() Submit | l I give up! Hints: fora (We deduction. Hints remaining: G_1' Feedback: MG: deduction per feedback. ; A 50% Part (b) What is the period of the oscillations