--> //initializations

--> Fo=100 //KN (exciting force)
 Fo  = 

   100.


--> D=0.4 // (damping factor)
 D  = 

   0.4


--> fo=5 //(operating frequency)
 fo  = 

   5.


--> fn=3 // (natural frequency)
 fn  = 

   3.


--> //calculations

--> r=fo/fn //(ratio of frequency)
 r  = 

   1.6666667


--> M=1/sqrt((1-r^2)^2+(4*D^2*r^2)) //(magnification factor)
 M  = 

   0.45


--> Ft=Fo*M*sqrt(1+(2*D*r)^2) //(transmitted force)
 Ft  = 

   75.


--> //results

--> printf('transmitted force=%f',Ft) //KN
transmitted force=75.000000

