According to IS : 382-a good aggregate should be
If the depth of moist sand in a cylinder iscm and the depth of the sand when fully inundated with water iscm, the bulking of the moist sand, is
Ordinary Portland cement is manufactured from
Pick up the correct statement from the following:
For an ordinary Portland cement
Gypsum is added for
An excess of flaky particles in concrete aggregates
On a grading curve, the gap grading is represented by
A concrete using an air entrained cement
Pick up the incorrect statement from the following:
An aggregate which passes throughmm I.S. sieve and is retained onmm sieve, is said to be flaky if its least dimension is less than
An ideal ware house, is provided
Permissible compressive strength of Mconcrete grade is
Thedays cube strength of mass concrete using aggregates of maximum size 5 cm for gravity dams should be
A flaky aggregate is said to be elongated if its length is
The strength and quality of concrete, depend upon:
The maximum thickness of concrete floor of a cement warehouse, is
The size of fine aggregates does not exceed
A concrete having a slump of 6.5 cm, is said to be
1.S.I. has specified the full strength of concrete after
The concrete mix which causes difficulty in obtaining a smooth finish, possess
Bulking of sand is
The bulk density of aggregates, depends upon
Higher workability of concrete is required if the structure is
Ifkg of fine aggregates andkg of coarse agregates are mixed in a concrete whose water cement ratio is 0.the weight of water required for harsh mix, is
Expansion joints are provided if the length of concrete structures exceeds
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