// Example 4.1, page no-209
clear
clc

//(a)
k=50
m=0.005
wn=sqrt(k/m)
printf("(a)\nNatural frequency(wn)= %d rad/s",wn)
//(b)
Cc=2*sqrt(m*k)
printf("\n(b)\nCc=%d",Cc)