Q. To hydrate 500kg of cement full water needed, is

View solution

Q. Slump test of concrete is a meausre ofits

View solution

Q. According to Water-Cement Ratio Law, the strength of workable plastic concrete

View solution

Q. Pick up the incorrect statement from the following:

View solution

Q. Saw dust can be rendered chemically inert by boiling it in water containing

View solution

Q. Pick up the correct statement from the following:

View solution

Q. The bulk density of aggregates, is generally expressed as

View solution

Q. The grade of concrete M 150 means that compressive strength of a 15 cm cube after 28 days, is

View solution

Q. Allowable shear strength of concrete, depends upon

View solution

Q. The most useless aggregate is one whose surface texture is

View solution

Q. To obtain a very high strength concrete, use very fine grained

View solution

Q. For the construction of R.C.C. slabs, columns, beams, walls, etc. the grade of concrete mix used, is

View solution

Q. The type of aggregates of same nominal size, which contain less voids when compacted, are

View solution

Q. For the construction of cement con-certe dams, the maximum permissible size of the aggregates, is

View solution

Q. Permissible compressive strength of M 200 concrete grade is

View solution

Q. For preparing a test-specimen, it is necessary

View solution

Q. Concrete containing

View solution

Q. An ordinary Portland cement when tested for its fineness, should not leave any residue on I.S. seive No. 9, more than

View solution

Q. The top diameter, bottom diameter and the height of a slump mould are :

View solution

Q. Workability of concrete mix with low water cement ratio is determined by

View solution