(17%) Problem 3: Planet 1 has mass 3M and radius R= while Planet 2 has mass 4.14 and radius 2R. The)? are separated by centertoc enter distance 322. Arock is placed halfwayr between their centers at point 0. It is released from rest= and you may ignore any motion of the planets. R 3M 'I FHICL'XIH'I'HHJ 25% Part (a) Derive an expression in terms of relevant system parameters= for the magnitude of the acceleration a of the rock at the moment it is released. a ={G_\\-1][16 R3) J Correct! 25% Part (In) Calculate the magnitude of the acceleration of the rock (in misl) the moment it is released= using .14: 61 X 10:1 kg and R = 43 X 103 lem. 3 =1.3?5 *10-14 a = 1.375 X 10 1\" 4' Correct! 25% Part (1:) The rock is released from rest at point 0. Derive an expression for the speed 1: with which the rock crashes into a planet. 1; = x[ [ 3-2 ) c 0 11-11)) J Correct! $3 25% Part ((1) Calculate the speed the rock crashes into the planet in m.-'s. Grade Summary Deductions Potential l-I Late \"'ork % ! Late Potential ! v: 1.44 8107 Submissions Attempts remainit per attempt) detailed View 1 Degrees '33:? Radians Submit Hint I Igive up! J'Lur