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WorksheetsCivil war sep 25 LSGD
Total questions: 10
Worksheet time: 5mins
Name
Class
Date
1.
Fly ash obtained from electrostatic separator is
a)
Coarse
b)
Relatively fine
c)
Non-reactive
d)
none
2.
Homogeneous plastics contain chains of
a)
Only carbon atoms
b)
Carbon and oxygen
c)
Carbon and nitrogen
d)
Carbon and sulphur
3.
Example of air entraining admixture
a)
Synthetic detergents
b)
Calcium chloride
c)
Gypsum
d)
Asbestos
4.
Accelerators are preferred in
a)
Hot weather
b)
Cold weather
c)
Normal weather
d)
Frost areas
5.
Pozzolans react with lime in presence of
a)
Acid
b)
Water
c)
Heat
d)
Sulphur
6.
Which of the following is incorrect statement
a)
Steel sections are named according to their cross section shape
b)
Different categories of standard shape of steel is turned by hot rolling and cold rolling
c)
Rolled steel sections which are readily available in market due to frequent demand are called regular steel sections
d)
With increase in carbon content tensile strength reduces but ductility increases
7.
The specific gravity of mild steel is ?
a)
10.5
b)
5.6
c)
8.1
d)
7.8
8.
Steel produced by crucible steel process is called
a)
Blister steel
b)
Ingots
c)
Cast steel
d)
None of these
9.
Steel having carbon content of 0.25% to 0.6% is known as
a)
High carbon steel
b)
Mild steel
c)
Medium carbon steel
d)
Dead steel
10.
Which of the following sections are mostly used as columns
a)
ISHB
b)
ISLB
c)
ISJB
d)
All of the above
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