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A. boiler drum
B. superheater tubes
D. a separate coil
E. a separate coil located in convection path
- Hygrometery deals with the_________________?
- A. Hygroscopic substances B. water vapour in air C. temperature of air D. pressure of air E. density measurement...
- Fire 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. forced circulation takes place D. tubes are laid vertically E. none of the above...
- Boiler stays are used to___________________?
- A. prevent flat surfaces under pressure from tearing apart B. take care of failure in shear C. take care of failure in compression D. provide support for boiler E. provide foundation of boiler...
- For the same diameter and thickness of tube, a water tube boiler compared to a fire tube boiler has ____________________?
- A. more heating surface B. less heating surface C. equal heating surface D. heating surface depends on other parameters E. none of the above...
- Thermal efficiency of a thermal power plant is of the order of___________________?
- A. 15% B. 20% C. 30% D. 45% E. 60%....
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