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 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 Always be tension Always be compression Change from tension to compression Change from compression to tension Always be tension Always be compression Change from tension to compression 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 (i) and (iv) (ii) and (iv) (i) and (iii) (ii) and (iii) (i) and (iv) (ii) and (iv) (i) and (iii) (ii) and (iii) 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 indeterminate Stable and statically determinate None of these Unstable Stable and statically indeterminate Stable and statically determinate 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 (iv) (ii) and (iii) (i) and (iii) (ii) and (iv) (i) and (iv) (ii) and (iii) (i) and (iii) (ii) and (iv) ANSWER DOWNLOAD EXAMIANS APP
Structural Analysis Bending moment at any section in a conjugate beam gives in the actual beam slope curvature deflection bending moment slope curvature deflection bending moment ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS