Portland cement consists mainly of__________________?

Related Mcqs:

SO2 is bubbled through hot sugar cane juice to_______________?

A. Act as an acidifying agent B. Increase its concentration C. Increase the amount of molasses D. Increase the crystal size...

______________ Nature of hypo (sodium thiosulphate) makes it useful in photography ?

A. Oxidising B. Reducing C. Complex forming D. Photochemical...

Percentage of glycerine present in the spent lye obtained during soap manufacture is about________________?

A. 0.5 B. 5 C. 20 D. 35...

Pitch (a product of coal tar distillation) is always mixed with creosote oil, when it is to be burnt in a burner, because__________________?

A. Its calorific value is very less B. Tar neutralises the residual acids present in pitch C. It reduces viscosity and imparts fluidity for its transportation through pipelines at economic pressure drop D. All A, B. and C....

Fourdrinier machine is used in the manufacture of ___________________?

A. Sugar B. Paper C. Alcohol from molasses D. Phenol formaldehyde...