Structural Analysis Degree of kinematic indeterminacy of a pin-jointed plane frame is given by 2j – r 3j – r j – 2r 2j + r 2j – r 3j – r j – 2r 2j + r ANSWER DOWNLOAD EXAMIANS APP
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) (m + r)>2j m + r = 2j (m + r)<2j None of these (m + r)>2j m + r = 2j (m + r)<2j None of these ANSWER DOWNLOAD EXAMIANS APP
Structural Analysis The principle of virtual work can be applied to elastic system by considering the virtual work of Internal forces only Internal as well as external forces External forces only None of these Internal forces only Internal as well as external forces External forces only None of these ANSWER DOWNLOAD EXAMIANS APP
Structural Analysis Bending moment at any section in a conjugate beam gives in the actual beam bending moment deflection curvature slope bending moment deflection curvature slope 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 (iv) (i) and (iii) (ii) and (iv) (ii) and (iii) (i) and (iv) (i) and (iii) (ii) and (iv) (ii) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Structural Analysis For a single point load W moving on a symmetrical three hinged parabolic arch of span L, the maximum sagging moment occurs at a distance x from ends. The value of x is 0.234 L 0.5 L 0.211 L 0.25 L 0.234 L 0.5 L 0.211 L 0.25 L ANSWER DOWNLOAD EXAMIANS APP