Structural Analysis Degree of kinematic indeterminacy of a pin-jointed plane frame is given by j – 2r 3j – r 2j – r 2j + r j – 2r 3j – r 2j – r 2j + r 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 (iv) (i) and (iii) (ii) and (iii) (i) and (iv) (ii) and (iv) (i) and (iii) (ii) and (iii) (i) and (iv) 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 determinate Stable and statically indeterminate None of these Unstable Stable and statically determinate Stable and statically indeterminate None of these ANSWER DOWNLOAD EXAMIANS APP
Structural Analysis The deformation of a spring produced by a unit load is called stiffness unit strain influence coefficient flexibility stiffness unit strain influence coefficient flexibility ANSWER DOWNLOAD EXAMIANS APP
Structural Analysis The thickness of the rectangular plate for the cap or base of a solid round steel columns, is calculated from the formulat = √[(9W/16 fbct) × D/(D -d)] where ‘d’ is The reduced diameter of the column The diameter of the top The dimension of the base The diameter of the base The reduced diameter of the column The diameter of the top The dimension of the base The diameter of the base ANSWER DOWNLOAD EXAMIANS APP
Structural Analysis The degree of static indeterminacy up to which column analogy method can be used is 5 4 6 3 5 4 6 3 ANSWER DOWNLOAD EXAMIANS APP
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