Steam Boilers, Engines, Nozzles and Turbines

A. work done during the rankine cycle ;
B. work done during compression.
C. work done during adiabatic expansion
D. change in enthalpy
E. none of the above

A. horizontal multitubular water tube boiler
B. water wall enclosed furnace type
C. vertical tubular fire tube type
D. horizontal multi-tubular fire tube type
E. none of the above types

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

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

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

A. supplied by same manufacturer loose and assembled at site
B. supplied mounted on a single base
C. purchased from several parties and packed together at site
D. packaged boiler does not exist
E. none of the above

A. anthracite coal
B. bituminous coal
C. lignite
D. peat
E. wood

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

A. horizontal
B. vertical
C. inclined
D. both horizontal and vertical
E. horizontal and inclined

A. serve as storage of steam
B. serve as storage of feed water for water wall
C. remove salts from water
D. separate steam from water
E. control level