MCQ 1 The number of independent equations to be satisfied for static equilibrium of a plan structure is

(A) 1 (B) 2 (C) 3 (D) 6

MCQ 2 Number of unknown internal forces in each member of rigid jointed plane frame is

(A) 1 (B) 2 (C) 3 (D) 6

MCQ 3 Degree of static indeterminacy of rigid jointed plane frame having 15 members, 3 reaction components and 14 joints is

(A) 2 (B) 3 (C) 6 (D) 8

MCQ 4 Degree of kinematic indeterminacy of a pin-jointed plane frame is given by

(A) 2j - r (B) j - 2r (C) 3j - r (D) 2j + r

MCQ 5 A rigid jointed plane frame is stable and statically determinate if

(A) (m + r) = 2j (B) (m + r) = 3j (C) (3m + r) = 3j (D) (m + 3r) = 3j

MCQ 6 The number of independent equation to be satisfied for static equilibrium in a space structure is

(A) 2 (B) 3 (C) 4 (D) 6

MCQ 7 The number of independent displacement components at each joint of a rigid- jointed space frame structure is

(A) 1 (B) 2 (C) 3 (D) 6

MCQ 8 Principle of super position 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

MCQ 9 The ordinates of influence line diagram for bending moment always have the dimensions of

(A) Force (B) Length (C) Force × length (D) Force / length

MCQ 10 In the slope deflection equations, the deformation are considered to be caused by
i) Bending moment,
ii) Shear forces,
iii) Axial forces.
The correct answer is

(A) Only (i) (B) (i) and (ii) (C) (ii) and (iii) (D) (i), (ii) and (iii)

MCQ 11 A single rolling load of 8 kN rolls along a grinder of 15 m span. The absolute maximum mending moment will be

(A) 8 kN.m (B) 15 kN.m (C) 30 kN.m (D) 60 kN.m

MCQ 12 The maximum bending moment due to a train of wheel loads on a simply supported girder

(A) Always occur at centre of span (B) Always occur under a wheel load (C) Never occur under a wheel load (D) None of the above

MCQ 13 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 the left half span (C) More than the left half span (D) Whole span

MCQ 14 A simply supported beam deflects by 5mm when it is subjected to a concentrated load of 10 kN at its centre. What will be deflection in a 1/10 model of the beam if the model is subjected to a 1 kN load at its centre?

(A) 5 mm (B) 0.5 mm (C) 0.05 mm (D) 0.005 mm

MCQ 15 Due to some point load anywhere on a fixed beam, the maximum free bending moment is M. The sum of fixed end moment is

(A) M (B) 1.5 M (C) 2.0 M (D) 3.0 M