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//Ball is dropped from height
u1=sqrt(2*9.81*1) //m/sec
v1=-sqrt(2*9.81*0.810) //m/sec
//There is no movement of the floor before and after striking
//u2=0
//v2=0
//From the defination of coefficient of restitution
e=(3.987/4.429)
//Let the velocity of the ball after second bounce be v2
v2=e*3.987 //m/sec upward
//Expected height h2
h2=(3.576^2)/(2*9.81) //m
printf("\nCoefficient of restitution=%.3f \nExpected height of second bounce h2=%.4f m",e,h2)
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