The condition of equilibrium for any system of forces in a plane is____________________? January 18, 2019 – by admin The condition of equilibrium for any system of forces in a plane is____________________? A. that polygon of forces must close B. that resultant couple must be zero C. both (A) and (B)(Correct) D. none of the above
The condition of equilibrium for any system of forces in a plane is____________________? A. that polygon of forces must close B. that resultant couple must be zero C. both (A) and (B)(Correct) D. none of the above