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//glass marble
//refer fig. 17.1
g=9.81 //m/sec^2
//applying kinematic equations
//velocity with which marble strikes the floor Vm
Vm=sqrt(2*g*10) //m/sec (downward)
//applying kinematic equations
//Velocity of rebound Vr
Vr=sqrt(2*g*8) //m/sec (upward)
//Taking upward direction as positive and applying impulse momentum equation
//Impulse I
I=(0.2*(12.52+14.007))/9.81 //N-sec
//average force F
F=0.541*10 //N
printf("\nImpulse=%.3f N-sec\nF=%.2f N",I,F)
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