R

Ranjeet • 34.60K Points
Instructor I 

Q. The deleterious materials present in the aggregate ?

(A) prevent normal hydration of cement
(B) reduce the strength and durability of concrete
(C) modify the setting action and cause efflorescence
(D) all of the above
Correct : Option (D)

Share

Discusssion

Login to discuss.

Loading Comments....

Related MCQs

Q. PPE stands for

Q. What is organization?

Q. The total energy represented by the Bernoulli’s equation (p/ρg +V2/2g +z) has the units:

Q. A fluid is said to be ideal, if it is

Q. The factor which effect the quality of compaction, is ?

Q. A body of weight 'w' placed on an inclined plane is acted upon by a force 'P' parallel to the plane which causes the body just to move up the plane. I

Q. The actual thickness of butt weld as compared to the thickness of plate is usually

Q. Separation of water or water sand cement from a freshly concrete, is known

Q. Principal planes are subjected to

Q. Queen closer is the portion of brick obtained by cutting a brick……….. wise into two portion.