## Study the following statements?

Question
i) The displacement method is more useful when degree of kinematic indeterminacy is greater than the degree of static indeterminacy ii) The displacement method is more useful when degree of kinematic indeterminacy is less than the degree of static indeterminacy iii) The ...

## For stable structures, one of the important properties of flexibility and stiffness matrices is that the elements on the main diagonal________________?

Question
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   A.(i) and (iii) B. (ii) and (iii) C. (i) and ...

## To generate the j the column of the flexibility matrix________________?

Question
A. a unit force is applied at coordinate j and the displacements are calculated at all coordinates B. a unit displacement is applied at co-ordinate j and the forces are calculated at all coordinates C. a unit force is applied at coordinate ...

## In the slope deflection equations, the deformations are considered to be caused by________________?

Question
i) bending moment ii) shear force iii) axial force The correct answer is   A. only (i) B. (i)and(ii) C. (ii) and (iii) D. (i), (ii) and (iii)

## The number of independent equations to be satisfied for static equilibrium of a plane structure is__________________?

Question
A. 1 B. 2 C. 3 D. 6

## If there are m unknown member forces, r unknown reaction components and j number of joints, then the degree of static indeterminacy of a pin-jointed plane frame is given by__________________?

Question
A. m + r + 2j B. m – r + 2j C. m + r – 2j D. m + r – 3j

## Degree of static indeterminacy of a rigidjointed plane frame having 15 members, 3 reaction components and 14 joints is__________________?

Question
A. 2 B. 3 C. 6 D. 8

## Independent displacement components at each joint of a rigid-jointed plane frame are_________________?

Question
A. three linear movements B. two linear movements and one rotation C. one linear movement and two rotations D. three rotations

## A pin-jointed plane frame is unstable if________________?

Question
A. (m + r)<2j B. m + r = 2j C. (m + r)>2j D. none of the above   where m is number of members, r is reaction components and j is number of joints

## The number of independent equations to be satisfied for static equilibrium in a space structure is___________________?

Question
A. 2 B. 3 C. 4 D. 6