Building Materials - Study Mode
[#251] After storage, the strength of cement
Correct Answer
(A) Decreases
[#252] Bitumen emulsion is
Correct Answer
(D) All the above
[#253] The steel used for the manufacture of rails, is
Correct Answer
(A) Bessemer steel
[#254] Plaster of Paris is obtained by calcining
Correct Answer
(B) Gypsum
[#255] Which of the following is a mineral?
Correct Answer
(C) Quartz