The percentage of silica in good brick clay should vary from
A50 to 60%
B40 to 60%
C30 to 40%
D20 to 30%
Home/
No.1 PSC Learning App
★
★
★
★
★
Related Questions:
The test under a steady load over a long period of time is called:
The specific surface (in sq.cm/gm) of a good Portland cement should not be less than
Gypsum is added in the manufacture of Portland cement
Good brick earth this constituent imparts plasticity to the earth it can be moulded
The material which controls the initial setting time of cement