Mostly the salt of calcium and Magnesium can not cause ________________?

Related Mcqs:

Specific gravity of a liquid is defined as the ratio of its specific weight to that of pure water and standard temperature and pressure. Therefore specific gravity is equal to ___________________?

A. 1.0 B. 1.2 C. 1.5 D. 2.0...

Cavitation is caused by _____________________?

A. High velocity B. Low discharge C. Low pressure D. High pressure...

A mine or tunnel for collecting seepage water in rock or dam is called ____________________?

A. Water tunnel B. Seepage gallery C. Seepage tunnel D. Seepage Drain...

Pilot tube is a device, which convert velocity head of flowing water into pressure by ____________________?

A. H = v2/2g B. H = v/g C. H = v2 / g2 D. H = v2 / g...

The wall of masonry or concrete, constructed at 90° to the axis of weir to separate normal weir from under sluices is called____________________?

A. Divide wall B. Retaining wall C. Toe wall D. All are correct...