Q1.
(b)
Determine the static indeterminancies of the following structures. Answers must be supported by calculations or brief explanations.
(i)
(ii)
(c) A right-angled rigid pipe is fixed to the wall at A and is additionally supported through the cable CD as shown in the figure. Determine the magnitudes of the moments about the x, y and z axes, if the tensile force applied to the cable is 3 kN.