Category: Steam Boilers, Engines, Nozzles and Turbines

A. 30 MW
B. 60 MW
C. 100 MW
D. 210 MW
E. 500 MW

A. regulate flow of boiler water
B. check level of water in boiler drum
C. recirculate unwanted feed water
D. allow high pressure feed water to flow to drum and not allow reverse flow to take place
E. none of the above

A. linearly
B. rapidly first and then slowly
C. slowly first and then rapidly
D. inversely
E. none of the above

A. infinitely long
B. around 200 meters
C. equal to the height of the hot gas column producing draught
D. outside temperature is very low
E. more than the tallest building nearby

A. below atmospheric pressure
B. 1 kg/cm2
C. 100 kg/cm2
D. 170 kg/cm2
E. 225.6 kg/cm2

A. DIN
B. BS
C. ASTM
D. IBR
E. GOST

A. all the fuel burns instantaneously producing high energy release
B. fuel burns with less air
C. coal bursts into flame without any external ignition source but by itself due to gradual increase in temperature as a result of heat released by combination of oxygen with coal
D. explosion in furnace
E. none of the above

A. one-fourth
B. half
C. one
D. two
E. three

A. multitubular
B. horizontal
C. internally fired
D. mobile
E. all of the above

A. zero
B. one
C. two
D. four
E. many