Determine the instantaneous acceleration of the stringpulley system show below. You must include a free body force diagram as modelled in class. You may choose to place the forces on the diagram proyided or you may choose to make a separate free body diagram. Also label your steps ex. ydirection object 1, show some steps and for full marks derive a general solution equation. Be sure to space out your work and organize it in a manner that it is aesthetically pleasing to View and conduciye to demonstrating your though processes - as it hopefully has been modelled by your teacher in class. Include a sentence answer and please answer in g's and in mfsz. Rock 120 kg Spnngis Stretched 5 m and has Stiffness 4D me