Q. Damp proofing __________ resist water well enough.

View solution

Q. DPC _________ effective used in concretes that are in contact with water under pressure.

View solution

Q. Nomenclature of water proofing agent.

View solution

Q. The addition of the admixture to the mix __________ the surface tension.

View solution

Q. Entrapped air normally exists in the form of relatively _________ air voids.

View solution

Q. What is water proofing admixtures?

View solution

Q. Water proofing admixtures are available in powder, paste or liquid and gaesous form.

View solution

Q. Which one is not a chemically active pore filling material?

View solution

Q. Which one is not a chemically inactive pore filling material?

View solution

Q. Chemically active pore fillers __________ the setting of concrete.

View solution

Q. Chemically inactive pore fillers __________ the workability.

View solution

Q. Water repelling materials like soda, potash soaps, etc make the concrete pervious.

View solution

Q. Entrapped air normally exists in the form of relatively __________ air voids.

View solution

Q. What are plasticizers?

View solution

Q. Which one is an anionic surfactants?

View solution

Q. What is the amount used of plasticizers in cement by weight?

View solution

Q. What is the limitation of plasticizers?

View solution

Q. At constant workability, what is the reduction in mixing water?

View solution

Q. Where do we use plasticizers?

View solution

Q. What is super plasticizers?

View solution