## Question

###### Two blocks; of masses M 2.80 kg and 2M, are con- nected to 3 spring of spring constant k=230 Nlm that has one end fixed a5 shown in Fig; 8-25. The hori- zontal surface and the pulley are frictionless, and thc pullcy has ncg- ligible mass. The blocks are released from rest with the spring relaxed: Figure 8-25, Problem 21_ (a) What is the combined kinetic energy of thc two blocks when the hanging block has fallen 0.120 m? (b) What is the kinetic energy of the hanging block when it has fallen t

Two blocks; of masses M 2.80 kg and 2M, are con- nected to 3 spring of spring constant k=230 Nlm that has one end fixed a5 shown in Fig; 8-25. The hori- zontal surface and the pulley are frictionless, and thc pullcy has ncg- ligible mass. The blocks are released from rest with the spring relaxed: Figure 8-25, Problem 21_ (a) What is the combined kinetic energy of thc two blocks when the hanging block has fallen 0.120 m? (b) What is the kinetic energy of the hanging block when it has fallen that 0.120 m? (c) What maximum distance does the hanging block fall before momen- tarily stopping?

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