Bulking of sand - The increase in volume of sand due to presence of surface moisture up to certain extent...

Porosity :- All aggregate particles contain numerous internal pores. The porosity of aggregate influence such properties of aggregate as the...

1) Specific Gravity:- Following procedure is adopted for finding the specific gravity of aggregates.  (a) About 2 kg aggregate sample...

Curing : Fresh concrete gains strength most rapidly during the first few days due to hydration of cement which can...

Placement : 1.Placing of concrete is the process of transferring the fresh concrete from the conveying device to its final...

1)Both igneous rocks and sedimentary rocks may be subjected to high temperature and pressure which )causes metamorphism which changes the...

 Surface index Periodontal index used to measure the presence of calculus (supra- and subgingival) on the four mandibular incisors. 1)The...

Grading of Aggregate : The strength of aggregate depends upon grading of aggregates. The grading of particles are being carried...

Deleterious substances can be classified into the following three categories. (1) Impurities which interfere with the process of hydration of...

Following procedure is adopted for finding the specific gravity of aggregates. (a) About 2 kg aggregate sample is taken. (b)...