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 determinate Unstable Stable and statically indeterminate None of these Stable and statically determinate Unstable Stable and statically indeterminate 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 External forces only None of these Internal as well as external forces Internal forces only External forces only None of these Internal as well as external forces ANSWER DOWNLOAD EXAMIANS APP
Structural Analysis The maximum bending moment due to a train of wheel loads on a simply supported girder Always occurs under a wheel load None of these Never occurs under a wheel load Always occurs at centre of span Always occurs under a wheel load None of these Never occurs under a wheel load Always occurs at centre of span 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 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 Always be compression Always be tension 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) (i) and (iii) (i) and (iv) (ii) and (iv) (ii) and (iii) (i) and (iii) (i) and (iv) (ii) and (iv) ANSWER DOWNLOAD EXAMIANS APP
Structural Analysis Pick up the incorrect statement from the following: The gross section of the web of rolled I-beams is the depth of the beam multiplied by the web thickness The gross section of the web of channels is the depth of the web multiplied by its thickness None of these The gross section of the web of plate girders is the depth of the web plate multiplied by its thickness The gross section of the web of rolled I-beams is the depth of the beam multiplied by the web thickness The gross section of the web of channels is the depth of the web multiplied by its thickness None of these The gross section of the web of plate girders is the depth of the web plate multiplied by its thickness ANSWER DOWNLOAD EXAMIANS APP
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