Structural Analysis Bending moment at any section in a conjugate beam gives in the actual beam curvature slope deflection bending moment curvature slope deflection bending moment 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 m + r – 3j m + r – 2j 3m + r – 3j m + r + 3j m + r – 3j m + r – 2j 3m + r – 3j 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 (iii) (ii) and (iv) (i) and (iv) (i) and (iii) (ii) and (iii) (ii) and (iv) (i) and (iv) (i) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Structural Analysis Castigliano’s first theorem is applicable only when principle of superposition is valid when the system behaves elastically for statically determinate structures only None of these only when principle of superposition is valid when the system behaves elastically for statically determinate structures only None of these 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) Unstable Stable and statically determinate None of these Stable and statically indeterminate Unstable Stable and statically determinate None of these Stable and statically indeterminate ANSWER DOWNLOAD EXAMIANS APP
Structural Analysis When a load crosses a through type Pratt truss in the direction left to right, the nature of force in any diagonal member in the left half of the span would Always be compression Always be tension Change from compression to tension Change from tension to compression Always be compression Always be tension Change from compression to tension Change from tension to compression ANSWER DOWNLOAD EXAMIANS APP
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