Evaporative type of condenser has___________?
Evaporative type of condenser has___________?
A. steam in pipes surrounded by water
B. water in pipes surrounded by steam
C. either A. or (b)
D. none of the above
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The percentage 02 by volume in atmosphere air is____________?
The percentage 02 by volume in atmosphere air is____________?
A. 21%
B. 23%
C. 77%
D. 79%Reheat factor in steam turbines depends on______________?
Reheat factor in steam turbines depends on______________?
A. exit pressure only
B. stage efficiency only
C. initial pressures and temperature only
D. all of the aboveThe isentropic expansion of steam through nozzle for the steam initially dry saturated at inlet is approximated by equation?
The isentropic expansion of steam through nozzle for the steam initially dry saturated at inlet is approximated by equation?
A. pv = C
B. pv1A = C
C. pv1i = C
D. pvThe maximum length of a screw conveyer is about___________?
The maximum length of a screw conveyer is about___________?
A. 30 metres
B. 40 metres
C. 60 metres
D. 100 metresThe effect of considering friction in steam nozzles for the same pressure ratio leads to_________?
The effect of considering friction in steam nozzles for the same pressure ratio leads to_________?
A. increase in dryness fraction of exit steam
B. decrease in dryness fraction of exit steam
C. no change in the quality of exit steam
D. decrease or increase of dryness fraction of exit steam depending upon inlet qualityThe isentropic expansion of steam through nozzle for the steam initially superheated at inlet is approximated by equation__________?
The isentropic expansion of steam through nozzle for the steam initially superheated at inlet is approximated by equation__________?
A. pvls=C
B. pv1126 = C
C. pv1A = C
D. pv = C