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 None of these (m + r)>2j m + r = 2j (m + r)<2j None of these (m + r)>2j m + r = 2j ANSWER DOWNLOAD EXAMIANS APP
Structural Analysis The deflection at any point of a perfect frame can be obtained by applying a unit load at the joint in Vertical direction The direction in which the deflection is required Inclined direction Horizontal direction Vertical direction The direction in which the deflection is required Inclined direction Horizontal direction 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 5 mm 0.005mm 0.05 mm 0.5 mm 5 mm 0.005mm 0.05 mm ANSWER DOWNLOAD EXAMIANS APP
Structural Analysis Which of the following methods of structural analysis is a force method? None of these Column analogy method Moment distribution method Slope deflection method None of these Column analogy method Moment distribution method Slope deflection method ANSWER DOWNLOAD EXAMIANS APP
Structural Analysis For a symmetrical two hinged parabolic arch, if one of the supports settles horizontally, then the horizontal thrust remains unchanged is decreased becomes zero is increased remains unchanged is decreased becomes zero is increased 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) and (ii) (i), (ii) and (iii) (i), (ii) and (iv) only (i) (i) and (ii) (i), (ii) and (iii) (i), (ii) and (iv) only (i) ANSWER DOWNLOAD EXAMIANS APP