Water absorption by a first class brick in 24 hours immersion in cold water should not exceed
A5 %
B10 %
C15%
D20 %
Home/
No.1 PSC Learning App
★
★
★
★
★
Related Questions:
The cement used for water retaining structures and damaged concrete surface repairing work is
The initial setting time of ordinary portland cement shall not be
The setting and hardening of cement is due to
The frog of a brick is normally made on its :
The compound of Portland cement which contributes to the strength after two to three year is