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 None of these (m + r)>2j (m + r)<2j m + r = 2j None of these (m + r)>2j ANSWER DOWNLOAD EXAMIANS APP
Structural Analysis The effective length of lacing is the distance Between the inner end rivets of the bar for single lacing Between the inner ends of effective lengths of welds connecting the members 0.7 of the distance between the inner end rivets of the bar for double lacing All of these Between the inner end rivets of the bar for single lacing Between the inner ends of effective lengths of welds connecting the members 0.7 of the distance between the inner end rivets of the bar for double lacing All of these 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 + 3j m + r – 2j m + r – 3j 3m + r – 3j m + r + 3j m + r – 2j ANSWER DOWNLOAD EXAMIANS APP
Structural Analysis Bending moment at any section in a conjugate beam gives in the actual beam slope deflection curvature bending moment slope deflection curvature bending moment ANSWER DOWNLOAD EXAMIANS APP
Structural Analysis The fixed support in a real beam becomes in the conjugate beam a Fixed support Hinged support Free end Roller support Fixed support Hinged support Free end Roller support 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 (iv) (i) and (ii) (i), (ii) and (iii) only (i) (i), (ii) and (iv) (i) and (ii) (i), (ii) and (iii) only (i) ANSWER DOWNLOAD EXAMIANS APP
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