M0.750nk=300n/m21(m A=(0.008 0.992)kg300n/m(0.150m)2=2.60smvb=m(m M)vavb=0.008kg(0.008 (325m/s)2=423joules21kx2=21300n/m(0.150m)2=3.38joules420joulesconservation published presentations and documents on DocSlides.
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