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clear
//The force of 3000 N acts along line AB. Let AB make angle alpha with horizontal.
//
//variable declaration
F=3000 //force in newtons,'N'
BC=80 //length of crank BC, 'mm'
AB=200 //length of connecting rod AB ,'mm'
theta=60*%pi/180 //angle b/w BC & AC
//calculations
alpha=asin(BC*sin(theta)/200)*180/%pi
HC=F*cos(alpha*%pi/180) //Horizontal component
VC= F*sin(alpha*%pi/180) //Vertical component
//Components along and normal to crank
//The force makes angle alpha + 60 with crank.
alpha2=alpha+60
CAC=F*cos(alpha2*%pi/180) // Component along crank
CNC= F*sin(alpha2*%pi/180) //Component normal to crank
printf("\n horizontal component= %0.1f N",HC)
printf("\n Vertical component = %0.1f N",VC)
printf("\n Component along crank = %0.1f N",CAC)
printf("\n Component normal to crank= %0.1f N",CNC)
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