If you are preparing for any competitive exams like UPSC IES, GATE, SSC JE, State PSC, etc. or want to check your knowledge about any particular subject of Civil Engineering then solving MCQ's can be the best option. In this way you can also know your weakness about particular section of the subject.
MULTIPLE CHOICE QUESTIONS
Level - Beginner (Ideal for SSC JE, State PSC and other Small
Level Exams
101. The lime suitable for making mortar is
(a) Quick lime
(b) Fat lime
(c) Hydraulic lime
(d) Pure lime
102. Lime having high calcium oxide content, which can set and become
hard only in the presence of carbon dioxide from the atmosphere, is known as
(a) Hydraulic lime
(b) Fat lime
(c) Quick lime
(d) Lump lime
(a) Improve strength
(b) Reduce cost
(c) Reduce setting
time
(d) Prevent
shrinkage
104. The
advantage of adding pozzolana to lime is
(a) Increased
resistance to cracking
(b) Increased resistance to chemical attack
(c) Reduced shrinkage
(d) Impart greater strength
105. Plaster
of Pairs is obtained from the calcination of
(a) Bauxite
(b) Lime stone
(c) Dolomite
(d) Gypsum
106. Fat lime
may be converted into artificial hydraulic lime by
(a) Addition
of clay into required proportion
(b) Addition of sand into required proportion
(c) Addition of silt into required proportion
(d) None of the above
107. Very strong lime mortar is obtained from
(a) Quick lime
(b) Semi-hydraulic lime
(c) Hydrated
lime
(d) Hydraulic lime
108. Fat lime can be used in
(a) Distempers
(b) Lime
mortars
(c) Lime terracing
(d) None of the above
109. Lime
putty is a
(a) Paste of
slaked lime
(b) Paste of lime and fine sand
(c) Paste of
lump lime
(d) None of the above
110. Fat lime is also called
(a) Quick lime
(b) Hydraulic lime
(c) Slaked lime
(d) White lime
111. Quick lime is obtained from the burning
of
(a) Kankar
(b) Lime stone
(c) Slaked
lime
(d) All of the above
112. When
percentage of mica present in sand is large, it
(a) Reduces
the strength of mortar, or concrete
(b) Increases
the strength of mortar, or concrete
(c) Has no
effect on mortar, or concrete strength
(d) Enhances
the strength of mortar, or concrete, but only marginally
113. A cement bag contains 0.035 cubic meter
of cement by volume. How many bags will one tonne of cement comprise?
(a) 16
(b) 17
(c) 18
(d) 20
114. Plaster
of Paris is obtained from the calcination of
(a) Kankar
(b) Lime stone
(c) Bauxite
(d) Gypsum
115.
According to IS 712-1973 classification, fat lime is classified as
(a) A class
(b) B class
(c) C class
(d) D class
116. The initial setting time for Class 'A'
lime is
(a) 15 minutes
(b) 30
minutes
(c) 120 minutes
(d) 600
minutes
117. In case
of hydraulic lime, the main constituent which is mainly responsible for
hydraulicity is
(a) Water
(b) Clay
(c) Silica
(d) Carbon
dioxide
118. The
advantage of adding pozzolana to lime is to
(a) Reduced
shrinkage
(b) Increase
resistance to cracking
(c) Impact
greater strength
(d) All of
the above
119. A good quality of cement should have
higher percentage of
(a) Silica
(b) Free lime
(c)
Di-calcium silicate
(d) Tri-calcium silicate
120. The maximum percentage of ingredient in
cement is that of
(a) Lime
(b) Magnesium
oxide
(c) Aluminium
(d) Silica
121. The minimum percentage of ingredient in
cement is
(a) Lime
(b) Iron
oxide
(c) Aluminium
(d) Magnesium
oxide
122. The
silica in portland cement is
(a) 10 to 20%
(b) 20 to 25%
(c) 25 to 40%
(d) 40 to 60%
123. The dry
process of mixing is usually employed in the manufacture of portland cement
when the raw material is
(a) Chalk
(b) Clay
(c) Blast
furnace slag
(d) All of
the above
124. The clinker is formed at a temperature of
(a) 500°C
(b) 1000°C
(c) 1200°C
(d) 1500°C
125. The
amount of gypsum, usually added in manufacture of cement is
(a) 0.1 to 0.5%
(b) 0.5 to 1%
(c) 1 to 3%
(d) 3 to 5%
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