9) A 500-g block is dropped from a height of 60.0 cm above the top of...

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9) A 500-g block is dropped from a height of 60.0 cm above the top of a vertical spring whose stiffness constant is k = 120 N

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Answer 1

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Initial Condition Final Condition 0.60m Change in potential energy of block - Change in elastic energy of spring i.e. mg (h+2 x= 4.905 +27.025 120 x= d.26608m x= – 0.18433 m. Negative value not acceptable, x = 0.266 Im Im= 100 cm x= 26.61 cm = Maximum

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