Answer to Question #331371 in Classical Mechanics for KIID

Question #331371

The spring has a spring constant of 1000 N/m. It is compressed 15 cm, then launches a 200 g block. The horizontal surface is frictionless, but the block's coefficient of kinetic friction on the incline is 0.20. What distance d does the block sail through the air?


1
Expert's answer
2022-04-21T13:02:11-0400

"\\frac{kx^2}2=\\mu mgd,"

"d=\\frac{kx^2}{2\\mu mg}=28~m."


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