Q. I.S. Sieve Nos. 10 mm and 4.75 mm are geneally used for grading of

View solution

Q. Pick up the correct statement from the following:

View solution

Q. Addition of pozzolana to ordinary port land cement, causes

View solution

Q. Too wet concrete may cause

View solution

Q. Addition of pozzolana to cement causes

View solution

Q. Percentage of pozzolanic material containing clay upto 80% used for the manufacture of pozzolana cement, is

View solution

Q. For batching 1:3:6 concrete mix by volume, the ingredients required per bag of 50 kg cement, are:

View solution

Q. The process of hardening the concrete by keeping its surface moist is known

View solution

Q. The grade of concrete not recommended by I.S. : 456, is

View solution

Q. C.R.R.I. charts are used to obtain a relatioship between strength of concrete and

View solution

Q. The compaction of concrete, improves

View solution

Q. Pick up the correct statement from the following:

View solution

Q. The light weight aggregates are obtained from

View solution

Q. If the depth of moist sand in a cylinder is 15 cm and the depth of the sand when fully inundated with water is 12 cm, the bulking of the moist sand, is

View solution

Q. Pick up the correct statement from the following:

View solution

Q. The produce impermeable concrete

View solution

Q. Water required per bag of cement, is

View solution

Q. Pick up the incorrect statement from the following:

View solution

Q. ISI has specified full strength of concrete after

View solution

Q. For construction of structures in sea water, the cement generally preferred to, is

View solution