(Tam/u} Problem 3: Planet 1 has mass 3M'and radius R. while Planet 2 has mass 4M and radius 2R. The}r are separated by centertocenter distance 8R. A rock is placed halfway between their centers at point 0. It . is released from rest= and you may ignore any motion of the planets. I' 8R 3M 'I Ithccxperltuxum 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 = t c- M)[ 16 R2] J Correct! $3 25% Part 00} Calculate the magnitude ofthe acceleration ofthe rock (in misz) the moment it is released= using 414: 61 X 10:1 kg and R = 43 X 103 km Grade Summary |a| = 1.3 316 * 10- 3 Deductions Potential NW Late Work MI 99% Late Potential 99% Submissions Attempts remaining: _ t per attempt) detailed view Degrees C1 Radians :-.-.. _ 1 u: n Submit Hint Feedback I Igive up! I Hints: deduction per hint. Hints remaining: _ Feedback: deduction per feedback. 25% Part (c) The rock is released from rest at point 0. Derive an expression for the speed 1-' with which the rock crashes into a planet. xii Part ((1) Calculate the speed the rock crashes into the planet in ms. All content g 2623 Expert TA. LLC