Structural Analysis A pin-jointed plane frame is unstable if (where m is number of members, r is reaction components and j is number of joints) None of these (m + r)>2j (m + r)<2j m + r = 2j None of these (m + r)>2j (m + r)<2j m + r = 2j ANSWER DOWNLOAD EXAMIANS APP
Structural Analysis In the slope deflection equations, the deformations are considered to be caused by i) bending moment ii) shear force iii) axial force The correct answer is (i)and(ii) (i), (ii) and (iii) (ii) and (iii) only (i) (i)and(ii) (i), (ii) and (iii) (ii) and (iii) only (i) ANSWER DOWNLOAD EXAMIANS APP
Structural Analysis The principle of virtual work can be applied to elastic system by considering the virtual work of None of these External forces only Internal forces only Internal as well as external forces None of these External forces only Internal forces only Internal as well as external forces ANSWER DOWNLOAD EXAMIANS APP
Structural Analysis The thickness of the rectangular plate for the cap or base of a solid round steel columns, is calculated from the formulat = √[(9W/16 fbct) × D/(D -d)] where ‘d’ is The reduced diameter of the column The diameter of the top The diameter of the base The dimension of the base The reduced diameter of the column The diameter of the top The diameter of the base The dimension of the base ANSWER DOWNLOAD EXAMIANS APP
Structural Analysis If in a rigid-jointed space frame, (6m + r) < 6j, then the frame is Stable and statically determinate Stable and statically indeterminate Unstable None of these Stable and statically determinate Stable and statically indeterminate Unstable None of these ANSWER DOWNLOAD EXAMIANS APP
Structural Analysis For stable structures, one of the important properties of flexibility and stiffness matrices is that the elements on the main diagonal(i) Of a stiffness matrix must be positive(ii) Of a stiffness matrix must be negative(iii) Of a flexibility matrix must be positive(iv) Of a flexibility matrix must be negativeThe correct answer is (i) and (iii) (ii) and (iv) (i) and (iv) (ii) and (iii) (i) and (iii) (ii) and (iv) (i) and (iv) (ii) and (iii) ANSWER DOWNLOAD EXAMIANS APP