Forces in Connected Systems of Objects
6. Intro to Forces (Dynamics) / Forces in Connected Systems of Objects / Problem 2
Three metallic blocks of mass 2.5 kg and three metallic chains each of mass 500 g are assembled, as shown. The chains are welded onto the metal blocks. The third chain is welded below the lowest block. An external force, Fext, accelerates the fabrication at 2.5 m/s2. Determine the tension at the top of chain 1.

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