k = 10 N/m k2 = 20 N/m www FIGURE P8.59
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Shown are two springs attached to a block that can slide on a frictionless surface. In the block’s equilibrium position, the left spring is compressed by 2.0 cm.
a. By how much is the right spring compressed?
b. What is the net force on the block if it is moved 15 cm to the right of its equilibrium position?
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