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.Management Sciences
Category: Structural Analysis
In moment distribution method, the sum of distribution factors of all the members meeting at any joint is always__________________?
A. zero
B. less than 1
C. 1
D. greater than 1
To generate the j the column of the flexibility matrix________________?
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 j and the forces are calculated at all coordinates
D. a unit displacement is applied at co-ordinate j and the displacements are calculated at all co-ordinates
Study the following statements?
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 force method is more useful when degree of static indeterminacy is greater than the degree of kinematic indeterminacy
iv) The force method is more useful when degree of static indeterminacy is less than the degree of kinematic indeterminacy
The correct answer is?
A. (i) and (iii)
B. (ii) and (iii)
C. (i) and (iv)
D. (ii) and (iv)
A single rolling load of 8 kN rolls along a girder of 15 m span. The absolute maximum bending moment will be________________?
A. 8 kN.m
B. 15 kN.m
C. 30 kN.m
D. 60 kN.m
When a uniformly distributed load, longer than the span of the girder, moves from left to right, then the maximum bending moment at mid section of span occurs when the uniformly distributed load occupies_______________?
A. less than the left half span
B. whole of left half span
C. more than the left half span
D. whole span
The degree of kinematic indeterminacy of a pin-jointed space frame is_____________?
A. 2j-r
B. 3j-r
C. j-2r
D. j-3r
where j is number of joints and r is reaction components
The maximum bending moment due to a train of wheel loads on a simply supported girder_________________?
A. always occurs at centre of span
B. always occurs under a wheel load
C. never occurs under a wheel load
D. none of the above
The width of the analogous column in the method of column analogy is _________________?
A. 2/EI
B. 1/EI
C. 1/2 EI
D. 1/4 EI
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