Explore topic-wise MCQs in Civil Engineering.

This section includes 49 Mcqs, each offering curated multiple-choice questions to sharpen your Civil Engineering knowledge and support exam preparation. Choose a topic below to get started.

1.

A single rolling load of 8 kN rolls along a girder of 15 m span. The absolute maximum bendingmoment will be

A. 8 kn.m
B. 15 kn.m
C. 30 kn.m
D. 60 kn.m
Answer» D. 60 kn.m
2.

Degree of static indeterminacy of a rigid-jointed plane frame having 15 members, 3 reactioncomponents and 14 joints is

A. 2
B. 3
C. 6
D. 8
Answer» D. 8
3.

When a series of wheel loads crosses a simply supported girder, the maximum bending momentunder any given wheel load occurs when

A. the centre of gravity of the load system is midway between the centre of span and wheel load under consideration
B. the centre of span is midway between the centre of gravity of the load system and the wheel load under consideration
C. the wheel load under consideration is midway between the centre of span and the centre of gravity of the load system
D. none of the above
Answer» C. the wheel load under consideration is midway between the centre of span and the centre of gravity of the load system
4.

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

A. m + r + 2j
B. m - r + 2j
C. m + r - 2j
D. m + r - 3j
Answer» D. m + r - 3j
5.

The number of independent displacement components at each joint of a rigid-jointed space frameis

A. 1
B. 2
C. 3
D. 6
Answer» E.
6.

W Lx x

A. 0.211 l
B. 0.25 l
C. 0.234 l
D. 0.5 l
Answer» B. 0.25 l
7.

While using three moments equation, a fixed end of a continuous beam is replaced by anadditional span of

A. zero length
B. infinite length
C. zero moment of inertia
D. none of the above
Answer» B. infinite length
8.

LEI

A. l/ei
B. l/2ei
C. l/3ei
D. l/4ei
Answer» B. l/2ei
9.

In moment distribution method, the sum of distribution factors of all the members meeting at anyjoint is always

A. zero
B. less than 1
C. 1
D. greater than 1
Answer» D. greater than 1
10.

A load 'W Tmaximum bending moment at 0.4 1 from the left support is

A. 0.16 wl
B. 0.20 wl
C. 0.24 wl
D. 0.25 wl
Answer» D. 0.25 wl
11.

For a symmetrical two hinged parabolic arch, if one of the supports settles horizontally, then thehorizontal thrust

A. is increased
B. is decreased
C. remains unchanged
D. becomes zero
Answer» C. remains unchanged
12.

When a load crosses a through type Pratt truss in the direction left to right, the nature of force inany diagonal member in the left half of the span would

A. change from compression to tension
B. change from tension to compression
C. always be compression
D. always be tension
Answer» B. change from tension to compression
13.

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
Answer» D. 60 kn.m
14.

The degree of static indeterminacy up to which column analogy method can be used is

A. 2
B. 3
C. 4
D. unrestricted
Answer» C. 4
15.

The deformation of a spring produced by a unit load is called

A. stiffness
B. flexibility
C. influence coefficient
D. unit strain
Answer» C. influence coefficient
16.

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

A. 2
B. 3
C. 6
D. 8
Answer» D. 8
17.

The number of independent equations to be satisfied for static equilibrium in a space structure is

A. 2
B. 3
C. 4
D. 6
Answer» E.
18.

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

A. 1
B. 2
C. 3
D. 6
Answer» D. 6
19.

Castigliano's first theorem is applicable

A. for statically determinate structures only
B. when the system behaves elastically
C. only when principle of superposition is valid
D. none of the above
Answer» D. none of the above
20.

When a series of wheel loads crosses a simply supported girder, the maximum bending moment under any given wheel load occurs when

A. the centre of gravity of the load system is midway between the centre of span and wheel load under consideration
B. the centre of span is midway between the centre of gravity of the load system and the wheel load under consideration
C. the wheel load under consideration is midway between the centre of span and the centre of gravity of the load system
D. none of the above
Answer» C. the wheel load under consideration is midway between the centre of span and the centre of gravity of the load system
21.

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
Answer» C. never occurs under a wheel load
22.

Effects of shear force and axial force on plastic moment capacity of a structure are respectively to

A. increase and decrease
B. increase and increase
C. decrease and increase
D. decrease and decrease
Answer» E.
23.

The carryover factor in a prismatic member whose far end is fixed is

A. 0
B. 1/2
C. 3/4
D. 1
Answer» C. 3/4
24.

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

A. m + r + 2j
B. m - r + 2j
C. m + r - 2j
D. m + r - 3j
Answer» D. m + r - 3j
25.

The number of independent equations to be satisfied for static equilibrium of a plane structure is

A. 1
B. 2
C. 3
D. 6
Answer» D. 6
26.

Independent displacement components at each joint of a rigid-jointed plane frame are

A. three linear movements
B. two linear movements and one rotation
C. one linear movement and two rotations
D. three rotations
Answer» C. one linear movement and two rotations
27.

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

A. 1
B. 2
C. 3
D. 6
Answer» E.
28.

Bending moment at any section in a conjugate beam gives in the actual beam

A. slope
B. curvature
C. deflection
D. bending moment
Answer» D. bending moment
29.

W L x x

A. 0.211 l
B. 0.25 l
C. 0.234 l
D. 0.5 l
Answer» B. 0.25 l
30.

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
Answer» B. infinite length
31.

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
Answer» B. j - 2r
32.

L EI

A. l/ei
B. l/2ei
C. l/3ei
D. l/4ei
Answer» B. l/2ei
33.

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
Answer» C. 1/2 ei
34.

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
Answer» D. greater than 1
35.

In the displacement method of structural analysis, the basic unknowns are

A. displacements
B. force
C. displacements and forces
D. none of the above
Answer» B. force
36.

A load 'W T maximum bending moment at 0.4 1 from the left support is

A. 0.16 wl
B. 0.20 wl
C. 0.24 wl
D. 0.25 wl
Answer» D. 0.25 wl
37.

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
Answer» C. remains unchanged
38.

The fixed support in a real beam becomes in the conjugate beam a

A. roller support
B. hinged support
C. fixed support
D. free end
Answer» E.
39.

Which of the following methods of structural analysis is a displacement method?

A. moment distribution method
B. column analogy method
C. three moment equation
D. none of the above
Answer» B. column analogy method
40.

The three moments equation is applicable only when

A. the beam is prismatic
B. there is no settlement of supports
C. there is no discontinuity such as hinges within the span
D. the spans are equal
Answer» D. the spans are equal
41.

If in a rigid-jointed space frame, (6m + r) < 6j, then the frame is

A. unstable
B. stable and statically determinate
C. stable and statically indeterminate
D. none of the above
Answer» B. stable and statically determinate
42.

The principle of virtual work can be applied to elastic system by considering the virtual work of

A. internal forces only
B. external forces only
C. internal as well as external forces
D. none of the above
Answer» D. none of the above
43.

The deflection at any point of a perfect frame can be obtained by applying a unit load at the joint in

A. vertical direction
B. horizontal direction
C. inclined direction
D. the direction in which the deflection is required
Answer» E.
44.

For a two-hinged arch, if one of the supports settles down vertically, then the horizontal thrust

A. is increased
B. is decreased
C. remains unchanged
D. becomes zero
Answer» D. becomes zero
45.

Which of the following is not the displacement method?

A. equilibrium method
B. column analogy method
C. moment distribution method
D. kani\s method
Answer» C. moment distribution method
46.

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
Answer» C. moment distribution method
47.

When a load crosses a through type Pratt truss in the direction left to right, the nature of force in any diagonal member in the left half of the span would

A. change from compression to tension
B. change from tension to compression
C. always be compression
D. always be tension
Answer» B. change from tension to compression
48.

The Castigliano's second theorem can be used to compute deflections

A. in statically determinate structures only
B. for any type of structure
C. at the point under the load only
D. for beams and frames only
Answer» C. at the point under the load only
49.

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
Answer» B. material obeys hooke\s law