Answer:- solGiven that f_(1)=f_(2)=301lcomponents of f_(1) along x_(1)y axis aref_(x)=f_(1)cos theta and f_(1y)=f_(1)sin thetacompnenty of f_(2) along x,y ayisoref_(2x)=f_(2)cos phi and f_(2)y_(sin phi)we know resultant torce is onty ciong the oris and has magnifecte of 4016 .{:[f_(Rx)=f_(ix)+t_(2)x=30(cos theta+cos ... See the full answer