civil engineering MCQs – Page 192

Practise multiple-choice questions from civil engineering for competitive examinations and subject revision. Review each marked answer and report any item that may be outdated or unclear.

civil engineering Mcqs

3821. In moment distribution method, the sum of distribution factors of all the members meeting at any joint is always__________________?
0

A. 1

B. less than 1

C. greater than 1

D. zero

3822. The carryover factor in a prismatic member whose far end is fixed is___________________?
0

A. 4-Mar

B. 1

C. 1/2

D. 0

3823. In the slope deflection equations, the deformations are considered to be caused by________________?
0

A. correct answer is

B. shear force

C. ) axial force</strong>

D. bending moment

3824. A load W is moving from left to right support on a simply supported beam of span T. The maximum bending moment at 0.4 1 from the left support is___________________?
0

A. 0.20 Wl

B. 0.24 Wl

C. 0.25 Wl

D. 0.16 Wl

3825. The number of independent displacement components at each joint of a rigid-jointed space frame is_______________?
0

A. 6

B. 1

C. 3

D. 2

3826. 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_______________?
0

A. change from tension to compression

B. always be compression

C. always be tension

D. change from compression to tension

3827. If in a rigid-jointed space frame, (6m + r) < 6j, then the frame is_______________?
0

A. none of the above

B. stable and statically determinate

C. stable and statically indeterminate

D. unstable

3828. 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__________________?
0

A. m + r + 2j

B. m + r 2j

C. m + r 3j

D. m r + 2j

3829. The principle of virtual work can be applied to elastic system by considering the virtual work of_________________?
0

A. none of the above

B. internal forces only

C. internal as well as external forces

D. external forces only

3830. The degree of static indeterminacy up to which column analogy method can be used is__________________?
0

A. 2

B. 3

C. unrestricted

D. 4

3831. Principle of superposition is applicable when___________________?
0

A. deflections are linear functions of applied forces

B. the action of applied forces will be affected by small deformations of the structure

C. material obeys Hookes law

D. none of the above

3832. For a two-hinged arch, if one of the supports settles down vertically, then the horizontal thrust______________?
0

A. is decreased

B. becomes zero

C. remains unchanged

D. is increased

3833. A single rolling load of 8 kN rolls along a girder of 15 m span. The absolute maximum bending moment will be________________?
0

A. 8 kN.m

B. 15 kN.m

C. 30 kN.m

D. 60 kN.m

3834. For a symmetrical two hinged parabolic arch, if one of the supports settles horizontally, then the horizontal thrust__________________?
0

A. is increased

B. becomes zero

C. remains unchanged

D. is decreased

3835. Effects of shear force and axial force on plastic moment capacity of a structure are respectively to_________________?
0

A. decrease and decrease

B. increase and increase

C. decrease and increase

D. increase and decrease

3836. A simply supported beam deflects by 5 mm 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 ?
0

A. 5 mm

B. 0.5 mm

C. 0.05 mm

D. 0.005mm

3837. Muller Breslaus principle for obtaining influence lines is applicable to___________________?
0

A. statically determinate beams and frames

B. any statically indeterminate structure</strong>

C. ) statically indeterminate structures, the material of which is elastic and follows Hookes law

D. trusses

3838. Which of the following is not the displacement method ?
0

A. Column analogy method

B. Equilibrium method

C. Kanis method

D. Moment distribution method

3839. A rigid-jointed plane frame is stable and statically determinate if_______________?
0

A. re m is number of members, r is reaction components and j is number of joints

B. (3m + r) = 3j

C. (m + r) = 3j

D. (m + 3r) = 3j

E. (m + r) = 2j

3840. A pin-jointed plane frame is unstable if________________?
0

A. m + r = 2j

B. (m + r)

C. (m + r)>2j

D. none of the above

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