//Caption:Find the reading on the scale //Exa:6.8 clc; clear; close; P_o=5*746;//power output (in Watts) N_m=1200;//speed of motor (in rpm) L=0.4;//arm length (in meter) w_m=(2*%pi*N_m)/60; T_s=P_o/w_m; F=T_s/L;//force reading on the scale (in Newton) disp(F/9.81,'Reading on the scale (in Kg)=');