Blow off cock
Feed check valve
Economiser
Fusible plug
C. Economiser
Initial pressure and superheat
Exit pressure
Turbine stage efficiency
All of these
Horizontal straight line
Vertical straight line
Straight inclined line
Curved line
Carnot cycle
Rankine cycle
Joule cycle
Stirling cycle
Wet steam
Saturated steam
Superheated steam
Cushion steam
Diagram efficiency
Nozzle efficiency
Gross efficiency
None of these
Boiler drums
Superheater tubes
Economiser
A separate coil located in convection path.
To guide motion of the piston rod and to prevent it from bending
To transfer motion from the piston to the cross head
To convert heat energy of the steam into mechanical work
To exhaust steam from the cylinder at proper moment
Equal to
Less than
Higher than
None of these
Steam pressure exceeds the working pressure
Water level in the boiler becomes too low
Both (A) and (B)
None of the above
One-fourth
One-third
Two-fifth
One-half
The content of sulphur
The content of ash and heating value
The proximate analysis
The exact analysis
Clearance volume to the swept volume
Clearance volume to the volume at cut-off
Volume at cut-off to the swept volume
Swept volume to the clearance volume
Desirable
Economical
Essential
Uneconomical
Indicated power
Brake power
Frictional power
None of these
Constant volume flow
Constant pressure flow
Isothermal flow
Isentropic flow
Boiler effectiveness
Boiler evaporative capacity
Factor of evaporation
Boiler efficiency
Indicated power
Brake power
Frictional power
None of these
Condenser efficiency
Vacuum efficiency
Nozzle efficiency
Boiler efficiency
More
Less
Equal
May be more or less depending on capacity of reheater
Babcock and Wilcox
Locomotive
Lancashire
Cochran
100 tonnes/h
135 tonnes/h
175 tonnes/h
250 tonnes/h
Horizontal fire tube boiler
Horizontal water tube boiler
Vertical water tube boiler
Vertical fire tube boiler
At the entrance to the nozzle
At the throat of the nozzle
In the convergent portion of the nozzle
In the divergent portion of the nozzle
Locomotive boiler
Cochran boiler
Cornish boiler
Babcock and Wilcox boiler
Blow off cock
Stop valve
Superheater
None of these
Very low pressure
Atmospheric pressures
Medium pressures
Very high pressures
47.5 mm, 130 mm
32.5 mm, 180 mm
65.5 mm, 210 mm
24.5 mm, 65 mm
Remain unaffected
Improve
Worsen
May improve/worsen depending on size
Steam boiler
Steam turbine
Steam condenser
Steam injector
Carbon, hydrogen, nitrogen, sulphur, moisture
Fixed carbon, ash, volatile matter, moisture
Higher calorific value
Lower calorific value