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clear
//given
F = 5 //K - force acting on the system
tan1 = (4/3) // the Tan of the angle of force with x axis
l_ab = 12 //inch - the total length of ab
l = 3 // inch - Distance from 'a'
//calculation
F_X = 4 //K
F_Y = 3 //k
//M_A = 0 momentum at point a is zero
// F_X*l- R_B_Y*l_ab = 0
R_B_Y = F_X*l/l_ab
//M_B= 0 momentum at point b is zero
// R_A_Y*l_ab - F_X*(l_ab - l)
R_A_Y = F_X*(l_ab - l)/l_ab
//F_X = 0 forces in x directions
R_A_X = F_Y + R_B_Y
R_B_X = R_B_Y // since the angle is 45 (180/%pi)*
//resultants
R_A = (R_A_X**2 + R_A_Y**2)**0.5
R_B = (R_B_X**2 + R_B_Y**2)**0.5
printf("The X,Y components and resultant of reaction force at A is %0.3f, %0.3f,%0.3f N",R_A_X,R_A_Y,R_A)
printf("\nThe X,Y components and resultant of reaction force at B is %0.3f, %0.3f,%0.3f N",R_B_X,R_B_Y,R_B)
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