Haakon N. answered • 02/08/23
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The correct answer is 3g/7, with the acceleration vector occurring downward respective to the 5kg side.
What is the acceleration of a system of two masses (5 kg and 2 kg) connected by a massless cord and hung over a frictionless pulley?
Provide your answer as a multiple of g, where g is the acceleration due to gravity.
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Haakon N.
Please see this video from Khan Academy for an excellent overview to this type of problem: https://www.khanacademy.org/science/physics/forces-newtons-laws/treating-systems/v/two-masses-hanging-from-a-pulley02/08/23