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//Example 8_6
clc();
clear;
//To find out how fast is the sphere moving when it reaches the bottom
//We know that 0.5*m*(vf^2-v0^2)+0.5*I*(wf^2-w0^2)+m*g*(hf-h0)=0
//And v0=w0=0 and I=(2/5)*m*r^2
printf("The sphere is moving at a speed of Vf=sqrt((10*g*h)/7)")
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