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I have to solve the following problem but ONLY using Euler-Lagrange.. I also know that a) is k1+k2
45. A 6.0-kg block free to slide on a horizontal surface is anchored to two facing walls by springs (Figure P15.45). Both springs are initially at their relaxed length. Then the block is dis- placed 20 mm to the right and released. (a) What is the effec- tive spring constant of the system? (b) What is the equation for the position of the block as a function of time, assuming +x to be to the right? Ignore friction. » Figure P15.45 6.0 kg k1 100 N/m k2 200 N/m
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