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WorksheetsConcrete Technology
Total questions: 10
Worksheet time: 8mins
What is the percentage of lime in cement?
55-60%
60-67%
68-74%
74-80%
Excess amount of silica in cement results in
Decrease the soundness
Increase the soundness
Decreasing the strength
Increase the strength
What is the chemical formula for aluminium oxide?
Al2O3
Al2O2
A2O2
Al2
The main functions of iron oxide is
To impart color to the cement
To impart soundness
To increase the setting time
To decrease the setting time
The function of calcium sulfate in cement is to
increase the initial setting time of cement
Increase the strength
Increase the hardness
Both A & B
What is carbon footprints?
Amount of Co2 and methane gas released into the environment by consuming energy
Amount of Co3 and methane gas released into the environment by consuming energy
Amount of Co and methane gas released into the environment by consuming energy
Amount of Helium and methane gas released into the environment by consuming energy
If the ISI mark in the cement bag is red color. Then it is..
OPC (Ordinary Portland cement)
PPC (Portland Pozzolana Cement)
Quick setting cement (QSC)
Rapid-Hardening cement (RHC)
The manufacturing date of cement should not be more than..
3 Months
6 Months
9 Months
1 Year
The color of the cement should be a uniform
Grey color with a light blackish shade
Grey color with a light greenish shade
Grey color
Blackish shade
HKBK group of institution was started in
1997
1998
1999
2000
