Explore topic-wise MCQs in Civil Engineering.

This section includes 142 Mcqs, each offering curated multiple-choice questions to sharpen your Civil Engineering knowledge and support exam preparation. Choose a topic below to get started.

101.

In which of the following directions, the strength of timber is maximum ?

A. parallel to grains
B. 45° to grains
C. perpendicular to grains
D. same in all directions
Answer» B. 45° to grains
Discussion
102.

In the construction of arches, sand box method is used for________________?

A. centring
B. actual laying of arch work
C. striking of centring
D. none of the above
Answer» D. none of the above
Discussion
103.

In case of foundations on black cotton soils, the most suitable method to increase the bearing capacity of soils is to_________________?

A. increase the depth of foundation
B. drain the soil
C. compact the soil
D. replace the poor soil
Answer» E.
Discussion
104.

In brick masonry the bond produced by laying alternate headers and stretchers in each course is known as_______________?

A. English bond
B. double flemish bond
C. zigzag bond
D. single flemish bond
Answer» C. zigzag bond
Discussion
105.

In any good staircase, the maximum and minimum pitch respectively should be_____________?

A. 90° and 0°
B. 75° and 30°
C. 60° and 10°
D. 40° and 25°
Answer» E.
Discussion
106.

In a colar beam roof_______________?

A. there is no horizontal tie beam
B. there is a horizontal tie at the feet of rafters only
C. there is a horizontal tie at almost the middle of rafters only
D. there are two horizontal ties, one at the feet and other at the middle of the rafters
Answer» D. there are two horizontal ties, one at the feet and other at the middle of the rafters
Discussion
107.

Hydraulic lime is obtained by_______________?

A. burning of lime stone
B. burning of kankar
C. adding water to quick lime
D. calcination of pure clay
Answer» C. adding water to quick lime
Discussion
108.

Higher pitch of the roof (1) results in stronger roof (2) results in weaker roof (3) requires more covering material (4) requires less covering material The correct answer is___________?

A. (1) and (3)
B. (1) and (4)
C. (2) and (3)
D. (2) and (4)
Answer» B. (1) and (4)
Discussion
109.

Gypsum is a_________________?

A. mechanically formed sedimentary rock
B. igneous rock
C. chemically precipitated sedimentary rock
D. metamorphic rock
Answer» D. metamorphic rock
Discussion
110.

Gypsum consists of______________?

A. H2S and C02
B. CaS04 and H20
C. Lime and H20
D. C02 and calcium
Answer» C. Lime and H20
Discussion
111.

Granite is not suitable for ordinary building purpose because_______________?

A. it can not be polished
B. it is not a fire proof material
C. it is costly
D. it has less crushing strength
Answer» D. it has less crushing strength
Discussion
112.

Glazing is used to make earthenware______________?

A. hard
B. soft
C. porous
D. impervious
Answer» E.
Discussion
113.

For testing compressive and tensile strength of cement, the cement mortar is made by mixing cement and standard sand in the proportions of___________________?

A. 1:2
B. 1:3
C. 1:4
D. 1:6
Answer» C. 1:4
Discussion
114.

For testing compressive strength of cement, the size of cube used is_______________?

A. 50 mm
B. 70.6 mm
C. 100 mm
D. 150 mm
Answer» B. 70.6 mm
Discussion
115.

First class timber has an average life of_____________?

A. less than one year
B. 1 to 5 years
C. 5 to 10 years
D. more than 10 years
Answer» E.
Discussion
116.

Expansion Joints in masonry walls are provided in wall lengths usater than_______________?

A. 10 m
B. 20 m
C. 30 m
D. 40 m
Answer» E.
Discussion
117.

Excess of silica in brick earth results in______________?

A. cracking and warping of bricks
B. loss of cohesion
C. enhancing the impermeability of bricks
D. none of the above
Answer» C. enhancing the impermeability of bricks
Discussion
118.

Excess of alumina in brick earth makes the brick______________?

A. impermeable
B. brittle and weak
C. to lose cohesion
D. to crack and warp on drying
Answer» E.
Discussion
119.

Early attainment of strength in rapid hardening cement is mainly due to_______________?

A. gypsum
B. finer grinding
C. tricalcium silicate
D. tricalcium aluminate
Answer» C. tricalcium silicate
Discussion
120.

Depth or height of the arch is the________________?

A. perpendicular distance between intra-dos and extrados
B. vertical distance between springing line and intrados
C. perpendicular distance between springing line and extrados
D. none of the above
Answer» B. vertical distance between springing line and intrados
Discussion
121.

Crushing strength of a first class brick should not be less than_____________?

A. 3.5 N/mm2
B. 7.0 N/mm2
C. 10.5 N/mm2
D. 14.0 N/mm2
Answer» D. 14.0 N/mm2
Discussion
122.

Crushing strength of a good building stone should be more than____________?

A. 50 MPa
B. 100 MPa
C. 150 MPa
D. 200 MPa
Answer» C. 150 MPa
Discussion
123.

Cross cut saw is used for_______________?

A. cutting soft stones
B. cutting hard stones
C. cutting large blocks of stones
D. dressing stones
Answer» C. cutting large blocks of stones
Discussion
124.

Couple close roof is suitable for maximum span of________________?

A. 2.5 m
B. 3.5 m
C. 4.5 m
D. 5.5 m
Answer» D. 5.5 m
Discussion
125.

Couple close roof is suitable for maximum span of______________?

A. 2.5 m
B. 3.5 m
C. 4.5 m
D. 5.5 m
Answer» D. 5.5 m
Discussion
126.

Compared to mild steel, cast iron has (1) high compressive strength (2) high tensile strength (3) low compressive strength (4) low tensile strength The correct answer is_________________?

A. (1) and (2)
B. (2) and (3)
C. (3) and (4)
D. (1)and(4)
Answer» E.
Discussion
127.

Based on the following rocks and minerals, select the correct statement, quartz, shale, basalt, granite, marble, gypsum, mica______________?

A. basalt and marble are the only metamorphic rocks
B. there is no sedimentary rock
C. granite is the only igneous rock
D. quartz and mica are minerals
Answer» E.
Discussion
128.

Assertion A : Shishum is used for decorative woodwork. Reason R : Shishum can be polished to an excellent finish. Select your answer according to the coding system given below ?

A. Both A and R are true and R is the correct explanation of A
B. Both A and R are true but R is not the correct explanation of A
C. A is true but R is false
D. A is false but R is true
Answer» B. Both A and R are true but R is not the correct explanation of A
Discussion
129.

Assertion A : Pure lime takes a long time to develop adequate strength. Reason R : Pure lime has slow hardening characteristics. Select your answer according to the coding system given below ?

A. Both A and R are true and R is correct explanation of A
B. Both A and R are true and R is not a correct explanation of A
C. A is true but R is false
D. A is false but R is true
Answer» B. Both A and R are true and R is not a correct explanation of A
Discussion
130.

Assertion A : Paints with white lead base are not recommended for painting of iron works. Reason R : Paints with white lead base do not check rusting of iron. Select your answer according to the coding system given below ?

A. Both A and R are true and, R is the correct explanation of A
B. Both A and R are true but R is not the correct explanation of A
C. A is true but R is false
D. A is false but R is true
Answer» B. Both A and R are true but R is not the correct explanation of A
Discussion
131.

Assertion A : Normally turpentine oil is recommended as thinner for indoor painting. Reason R : Turpentine oil is costlier than other thinners. Select your answer according to the coding system given below ?

A. Both A and R are true and R is the correct explanation of A
B. Both A and R are true but R is not the correct explanation of A
C. A is true but R is false
D. A is false but R is true
Answer» C. A is true but R is false
Discussion
132.

As per IS specifications, the maximum final setting time for ordinary Portland cement should be_______________?

A. 30 minutes
B. 1 hour
C. 6 hours
D. 10 hours
Answer» E.
Discussion
133.

As compared to stretcher course, the thickness of joints in header course should be_____________?

A. less
B. more
C. equal
D. equal or more
Answer» B. more
Discussion
134.

As compared to English bond, double flemish bond is_________________?

A. stronger
B. more compact
C. costly
D. none of the above
Answer» C. costly
Discussion
135.

After storage, the strength of cement________________?

A. decreases
B. increases
C. remains same
D. may increase or decrease
Answer» B. increases
Discussion
136.

Advantage of a clamp compared to a kiln for burning bricks is that_______________?

A. it takes less time for burning
B. it gives more output of first class bricks
C. it has less initial cost
D. it is suitable when bricks are required in large numbers
Answer» D. it is suitable when bricks are required in large numbers
Discussion
137.

Addition of pozzolana to ordinary Portland cement increases__________________?

A. bleeding
B. shrinkage
C. permeability
D. heat of hydration
Answer» C. permeability
Discussion
138.

According to IS specifications, the compressive strength of ordinary portland cement after three days should not be less than________________?

A. 7 MPa
B. 11.5 MPa
C. 16 MPa
D. 21 MPa
Answer» D. 21 MPa
Discussion
139.

A queen closer is a______________?

A. brick laid with its length parallel to the face or direction of wall
B. brick laid with its breadth parallel to the face or direction of wall
C. brick having the same length and depth as the other bricks but half the breadth
D. brick with half the width at one end and full width at the other
Answer» D. brick with half the width at one end and full width at the other
Discussion
140.

A mortar joint in masonry which is normal to the face of wall is known as_________________?

A. bed joint
B. wall joint
C. cross joint
D. bonded joint
Answer» D. bonded joint
Discussion
141.

A good building stone should not absorb water more than_____________?

A. 5%
B. 10%
C. 15%
D. 20%
Answer» B. 10%
Discussion
142.

A first class brick when immersed in cold water for 24 hours should not absorb water more than______________?

A. 15%
B. 20%
C. 22%
D. 25%
Answer» C. 22%
Discussion