Civil Engineering MCQ Questions and Answers

MCQ 1. Critical path

(A) is always longest 
(B) is always shortest
(C) may be longest 
(D) may be shortest

MCQ 2. Grader is used mainly for

(A) trimming and finishing 
(B) shaping and trimming
(C) finishing and shaping 
(D) finishing, shaping and trimming

MCQ 3. The process of incorporating changes and rescheduling or replanning is called

(A) resource leveling 
(B) resource smoothening
(C) updating 
(D) critical path scheduling

MCQ 4. Which of the following excavator is most suitable for digging under water?

(A) Drag line 
(B) Hoe
(C) Calm shell 
(D) Dipper shovel

MCQ 5. The square root of the ratio of moment of inertia of the cross section to its cross-sectional area is called

(A) Second moment of area 
(B) Slenderness ratio
(C) Section modulus 
(D) Radius of gyration

MCQ 6. Special investigation should be carried out for bridges having following features: As per IRC recommendations minimum length of approaches at ends of the bridge is

(A) 30 m 
(B) 20 m
(C) 15 m 
(D) 35 m

MCQ 7. The point of contraflexure occurs in

(A) Cantilever beams 
(B) Simply supported beams
(C) Overhanging beams 
(D) Fixed beams

MCQ 8. Bridge whose flooring is supported or suspended at the bottom of the superstructure is called

(A) Deck bridge 
(B) Through bridge
(C) Semi-through bridge 
(D) None of the above

MCQ 9. Section modulus of Hollow Circular Section having external Dia. (D) and internal Dia. (d) is

(A) π (D-d)4/32 
(B) π (D4-d4)/36D
(C) π (D^4-d^4)/32D 
(D) π (D-d)4/36

MCQ 10. 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

MCQ 11. Which of the following is not the displacement method?

(A) Equilibrium method 
(B) Column analogy method
(C) Moment distribution method 
(D) Kani’s method

MCQ 12. If the loading on a simply supported pre-stressed concrete beam is uniformly distributed, the centroid of tendons should be preferably

(A) a straight profile along the centroidal axis
(B) a straight profile along with the lower kern
(C) a parabolic profile with convexity downward
(D) a circular profile with convexity upward

MCQ 13. The loss of stress with the time at constant strain is called

(A) relaxation 
(B) creep
(C) shrinkage 
(D) ductility

MCQ 14. As per IS 456:2000, Minimum grade of concrete for plain concrete exposed to sea coast is

(A) M20 
(B) M30
(C) M40 
(D) M25

MCQ 15. As per IS 456:2000, minimum period before striking form work for vertical surface of the columns

(A) 1 days 
(B) 7days
(C) 14 days 
(D) 28 days

MCQ 16. Flexural strength (fcr in N/mm2)of concrete is computed by

(A) 5000√fck 
(B) 7000√fck
(C) 0.7√fck 
(D) 0.5√fck

MCQ 17. Maximum area of compression reinforcement for beams is

(A) 0.04bD 
(B) 0.85bd/fy
(C) 0.1 percent of web area 
(D) 0.5 percent of web area

MCQ 18. In case of columns area of longitudinal reinforcement shall be not less than

(A) 0.60% 
(B) 0.70%
(C) 0.80% 
(D) 1.00%

MCQ 19. Minimum pitch of the rivets shall not be less than

(A) 1.5d 
(B) 2.0d
(C) 2.5d 
(D) 3.0d

MCQ 20. A butt weld is specified by

(A) effective throat thickness 
(B) plate thickness
(C) size of weld 
(D) penetration thickness