In an experiment to determine dryness fraction of steam, the mass of water separated was 1.2 kg in 15 mts and the mass of steam passed out in same time was 4.8 kg. Dryness fraction is__________________?

Related Mcqs:

The equivalent evaporation of a boiler is a measure to compare _________________?

A. the given boiler with the model B. the two different boilers of the same make C. two different makes of boilers operat¬ing under the same operating conditions D. two boilers of same make but operaing under different conditions E. any type of boilers operating under any conditions...

Which of the following varieties of coals is mostly used in steam boilers____________________?

A. non-coking bituminous coal B. brown coal C. peat D. coking bituminous coal E. none of the above...

The crown of the fire box is made hemispherical in order to___________________?

A. give maximum space B. give maximum strength C. withstand pressure inside boiler , D. resist intense heat in fire box E. enable easy,manufacture...

The difference between cornish boiler and lancashire boiler is that_________________?

A. former is fire tube type and latter is water tube type boiler B. former is water tube type and latter is fire tube type C. former contains one fire tube and latter contains two fire tubes E. none/of the above...

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

A. corrosion B. scale C. carryover D. embrittlement E. all of the above...