The basic job of feed water treatment in boilers is to overcome the problem of __________________?

Related Mcqs:

One kg of steam sample contains 0.8 kg dry steam; it’s dryness fraction is__________________?

A. 0.2 B. 0.8 C. 1.0 D. 0.6 E. 0.5...

Water tube boilers are those in which________________?

A. flue gases pass through tubes and water around it B. water passes through the tubes and flue gases around it C. work is done during adiabatic expansion D. change in enthalpy E. none of the above...

Which of the following is a water tube boiler_________________?

A. locomotive boiler B. Cochran boiler C. Cornish boiler D. Babcock and Wilcox boiler E. Lancashire boiler...

The economizer is used in boilers to _______________________?

A. increase thermal efficiency of boiler B. economise on fuel C. extract heat from the exhaust flue gases D. increase flue gas temperature E. to heat feed water by bled steam...

Pour point of fuel oil is the____________________?

A. lowest temperature at which oil will flow under set condition B. storage temperature C. temperature at which fuel is pumped through burners D. temperature at which oil is transported E. none of the above...