Structural Analysis Effects of shear force and axial force on plastic moment capacity of a structure are respectively to decrease and increase increase and increase decrease and decrease increase and decrease decrease and increase increase and increase decrease and decrease increase and decrease ANSWER DOWNLOAD EXAMIANS APP
Structural Analysis Muller Breslau’s principle for obtaining influence lines is applicable toi) trussesii) statically determinate beams and framesiii) statically indeterminate structures, the material of which is elastic and follows Hooke’s lawiv) any statically indeterminate structureThe correct answer is (i), (ii) and (iii) (i) and (ii) (i), (ii) and (iv) only (i) (i), (ii) and (iii) (i) and (ii) (i), (ii) and (iv) only (i) 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 negative The correct answer is (ii) and (iv) (i) and (iv) (ii) and (iii) (i) and (iii) (ii) and (iv) (i) and (iv) (ii) and (iii) (i) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Structural Analysis A simply supported beam deflects by 5 mm when it is subjected to a concentrated load of 10 kN at its centre. What will be deflection in a 1/10 model of the beam if the model is subjected to a 1 kN load at its centre ? 0.5 mm 0.005mm 5 mm 0.05 mm 0.5 mm 0.005mm 5 mm 0.05 mm ANSWER DOWNLOAD EXAMIANS APP
Structural Analysis If in a pin-jointed plane frame (m + r) > 2j, then the frame is(Where ‘m’ is number of members, ‘r’ is reaction components and ‘j’ is number of joints) Stable and statically indeterminate None of these Unstable Stable and statically determinate Stable and statically indeterminate None of these Unstable Stable and statically determinate ANSWER DOWNLOAD EXAMIANS APP
Structural Analysis The degree of static indeterminacy of a pin-jointed space frame is given by (where m is number of unknown member forces, r is unknown reaction components and j is number of joints) m + r + 3j 3m + r – 3j m + r – 2j m + r – 3j m + r + 3j 3m + r – 3j m + r – 2j m + r – 3j ANSWER DOWNLOAD EXAMIANS APP