Which of the following is correct for the frames in 2D and machines in 3D?
(a) The application of the conditions of the equilibrium of the body is valid only in the 2D
(b) The application of the conditions of the equilibrium of the body is valid only in the 3D
(c) The application of the conditions of the equilibrium of the body is valid only in the 1D
(d) The application of the conditions of the equilibrium of the body is valid throughout
This question was addressed to me in semester exam.
My question is from Frame and Machines in portion Structural Analysis of Engineering Mechanics