Objective Type Questions on Civil Engineering
45- Grit chambers are provided
(A) before the screens
(B) after the equalization tank
(C) before the primary sedimentation tank
(D) before the sludge digestion tank
46- The line or plane passing through the geographical north pole, geographical south pole and any point on the surface of the earth is known as
(A) magnetic meridian
(B) arbitrary meridian
(C) true meridian
(D) grid meridian
47- Benching in a manhole is the
(A) manhole cover above ground level
(B) manhole cover below ground level
(C) offset between the working chamber and access shaft
(D) bottom portion of the manhole
48- Which of the following materials will have the highest non-scouring velocity in the sewer?
(A) Vitrified tiles
(B) cast iron
(C) Cement concrete
(D) Earthen material
49- In a bridge, Curtain Wall is used
(A) as a protection against the scouring action of a stream
(B) as a protection against the solar radiation
(C) for diverting the flood water
(D) for connecting the intermediate supports
50- Pontoon is an example of a
(A) Temporary bridge
(B) RCC Bridge
(C) Iron and Steel Bridge
(D) Cantilever Bridge
51- The igneous rock rich in cavities is
(A) Granitea
(B) Basalta
(C) Gabbro
(D) Dolomite
52- Ranging of a survey line means
(A) placing a line on the ground along the shortest distance between two points
(B) placing a line on the ground along the longest distance between two points
(C) placing a line on the ground parallel to the line of sight
(D) placing a line on the ground perpendicular to the line of sight
53- _______ bond is considered as the strongest Bond in brick work.
(A) English bond
(B) Raking bond
(C) Garden-wall bond
(D) Dutch bond
54- The process of rotating the telescope about the vertical axis for the purpose of pointing the telescope in different directions is called as
(A) Centering
(B) Transiting
(C) Swinging
(D) Levelling
55- The factors influencing durability of concrete are
(A) the environment
(B) the cover to embedded steel
(C) the shape and size of member
(D) All of the above
ANSWERS:
45-(C), 46-(D), 47-(D), 48-(A), 49-(A), 50-(A), 51-(D), 52-(A), 53-(A), 54-(C), 55-(D)