Principle of superposition is applicable when___________________?
(A) deflections are linear functions of applied forces
(B) material obeys Hooke’s law
(C) the action of applied forces will be affected by small deformations of the structure
(D) none of the above
The degree of static indeterminacy up to which column analogy method can be used is__________________?
(A) 2
(B) 3
(C) 4
(D) unrestricted
While using three moments equation, a fixed end of a continuous beam is replaced by an additional span of__________________?
(A) zero length
(B) infinite length
(C) zero moment of inertia
(D) none of the above
Bending moment at any section in a conjugate beam gives in the actual beam_________________?
(A) slope
(B) curvature
(C) deflection
(D) bending moment
For a symmetrical two hinged parabolic arch, if one of the supports settles horizontally, then the horizontal thrust__________________?
(A) is increased
(B) is decreased
(C) remains unchanged
(D) becomes zero
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
When a uniformly distributed load, shorter than the span of the girder, moves from left to right, then the conditions for maximum bending moment at a section is that___________________?
(A) the head of the load reaches the section
(B) the tail of the load reaches the section
(C) the load position should be such that the section divides it equally on both sides
(D) the load position should be such that the section divides the load in the same ratio as it divides the
Which of the following methods of structural analysis is a force method ?
(A) slope deflection method
(B) column analogy method
(C) moment distribution method
(D) none of the above
In the displacement method of structural analysis, the basic unknowns are__________________?
(A) displacements
(B) force
(C) displacements and forces
(D) none of the above
The number of independent equations to be satisfied for static equilibrium of a plane structure is__________________?
(A) 1
(B) 2
(C) 3
(D) 6