Portland cement sets and gains strength by virtue of its chemical reaction with
A) water.
B) carbon dioxide in air.
C) oxygen in air.
D) aggregates.
E) none of the above.
Correct Answer:
Verified
Q35: The heating of a substance at high
Q36: A high- strength concrete generally requires a
A)sand-
Q37: Give the chemical composition of quick lime
Q38: Steel reinforcing bars, generally used in concrete,
Q39: The finishing operations of a concrete surface
Q41: What is a pozzolanic material, also called
Q42: Explain how air- entrainment in concrete increases
Q43: Which raw materials are used in the
Q44: Explain where air- entrained concrete is required.
Q45: In which situations is Type IV Portland
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents