clear clc //to find forces that is scale reading // GIVEN:: //refer to figure 9-22(a) from page no. 189 //mass od beam m = 1.8//in kg //massof block M = 2.7//in kg //acceleration due to gravity g = 9.8//in m/s^2 // SOLUTION: //refer to figure 9-22(b) from page no. 189 //consider our system as beam and block together //equating net torque to zero //force Fr Fr = (g/4)*(M+2*m)//in N //equating forces iny direction as 0 for equillibrium condition //force F1 F1 = (M+m)*g - Fr//in N F1 = round(F1) printf ("\n\n Force Fr = \n\n %2i N",Fr); printf ("\n\n Force F1 = \n\n %2i N",F1);