Challenger App
Home
Exams
Questions
Quiz
Notes
Blog
Contact Us
e-Book
×
Home
Exams
▼
Questions
Quiz
Notes
Blog
Contact Us
e-Book
Home
/
Questions
/
Building Materials and Construction
/
Stone, Brick, Tiles, Cement, Lime and filler materials
No.1 PSC Learning App
★
★
★
★
★
1M+ Downloads
Get App
The percentage of silica in cement is
A
17-25%
B
10-15%
C
50-56%
D
60-70%
Answer:
A. 17-25%
Related Questions:
Hydraulic lime for making mortars is slaked for
The percentage of alumina in a good brick earth lies between :
In the manufacture of cement, gypsum is added to
Silica is melt at __________°C
Water absorption by a first class brick in 24 hours immersed in water should not exceed
