Structural Analysis If the specified thickness of a footing is 100 cm, the depth of the form work may be tolerated from -2 mm to +2 mm -3 mm to +3 mm -4 mm to +4 mm -5 mm to +5 mm -2 mm to +2 mm -3 mm to +3 mm -4 mm to +4 mm -5 mm to +5 mm ANSWER DOWNLOAD EXAMIANS APP
Structural Analysis The degree of static indeterminacy of a rigid-jointed space frame is (where m, r and j have their usual meanings) m + r – 2j 3m + r – 3j m + r – 3j 6m + r – 6j m + r – 2j 3m + r – 3j m + r – 3j 6m + r – 6j ANSWER DOWNLOAD EXAMIANS APP
Structural Analysis The degree of static indeterminacy up to which column analogy method can be used is 5 3 4 6 5 3 4 6 ANSWER DOWNLOAD EXAMIANS APP
Structural Analysis Degree of kinematic indeterminacy of a pin-jointed plane frame is given by j – 2r 2j + r 2j – r 3j – r j – 2r 2j + r 2j – r 3j – r ANSWER DOWNLOAD EXAMIANS APP
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 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 (iii) (ii) and (iv) (i) and (iv) (ii) and (iii) (i) and (iii) (ii) and (iv) (i) and (iv) (ii) and (iii) ANSWER DOWNLOAD EXAMIANS APP