A. atmospheric temperature
B. 500-600°C
C. 70O-850°C
D. 95O-1100°C
E. 120O-1500°C
Hard coke is produced by carborisation of coal at_______________? Read More »
Engines, Nozzles and Turbines, Steam Boilers A. cement industry
B. thermal power plant
C. blast furnace
D. domestic use
E. locomotives
Hard coke is used in________________? Read More »
Engines, Nozzles and Turbines, Steam Boilers A. multitubular
B. horizontal
C. internally fired
D. mobile
E. all of the above
Locomotive boiler is of the following type__________________? Read More »
Engines, Nozzles and Turbines, Steam Boilers A. non-coking bituminous coal
B. brown coal
C. peat
D. coking bituminous coal
E. none of the above
A. DIN
B. BS
C. ASTM
D. IBR
E. GOST
A boiler in India should conform to safety regulations of__________________? Read More »
Engines, Nozzles and Turbines, Steam Boilers A. babcock and wilcox
B. locomotive
C. lancashire
D. cochran
E. comish
A. 1.5 m, 4 m
B. 1.5 m, 6 m
C. 1 m, 4 m
D. 2 m, 4 m
E. 1.5 m, 8 m
The shell diameter and length of locomotive boiler are_______________? Read More »
Engines, Nozzles and Turbines, Steam Boilers A. 1 kg/cm2
B. 5 kg/cm2
C. 10 kg/cm2
D. 18 kg/cm2
E. 31 kg/cm2
In locomotive boiler, maximum steam pressure is limited to_______________? Read More »
Engines, Nozzles and Turbines, Steam Boilers A. heating takes place at bottom and the water supplied at bottom gets converted into the mixture of steam bubbles and hot water which rise to drum
B. water is supplied in durm and through down-comers located in atmospheric conditon it passes to the water wall and rises to drum in the form of mixture of water and steam
C. feed pump is employed to supplement natural circulation in water wall type furnace
D. water is converted into steam in one . pass without any recirculation
E. water is fed at atmospheric pressure
In natural circulation type boiler _______________? Read More »
Engines, Nozzles and Turbines, Steam Boilers A. centrifugal pump
B. axial flow pump
C. gear pump
D. ejector pump
E. reciprocating pump
