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A 0.73-kg block is hung from and stretches a spring that is attached to the ceil

ID: 2217314 • Letter: A

Question

A 0.73-kg block is hung from and stretches a spring that is attached to the ceiling. A second block is attached to the first one, and the amount that the spring stretches from its unstretched length triples. What is the mass of the second block?

****SHOW ALL WORK PLEASE!!!

A 0.73 - kg block is hung from and stretches a spring that is attached to the ceiling. A second block is attached to the first one, and the amount that the spring stretches from its unstretched length triples. What is the mass of the second block? ****SHOW ALL WORK PLEASE!!!

Explanation / Answer

kx1=m1g kx2=3kx1=(m1+m2)g From the above two equations:- 3=(m1+m2)/m1 m2=2m1=2*0.73=1.46 kg

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