Homework Help: physics

Posted by vendy on Wednesday, August 15, 2012 at 8:10am.

a 1.2 kg book is dropped from a height of 0.8 m onto a spring with force constant k=1960 N/m ang neglible mass. find the maximum distance that the spring will be compressed.

physics - Elena, Wednesday, August 15, 2012 at 8:29am
mgh=kx^2/2,
x=sqrt(2mgh/k)

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