The specific heat of superheated steam in kcal/kg is generally of the order of
0.1
0.3
0.5
0.8
- Evaporative capacity of boiler is expressed as
- On Mollier chart, free expansion, or throttling process from high pressure to atmosphere is represented…
- By compounding the expansion of steam in two or more cylinders, the length of stroke
- The fire tubes in a Cochran boiler usually have _________ diameter.
- Sublimation region is the region where
- Heating of dry steam above saturation temperature is known as
- For the same diameter and thickness of tube, a water tube boiler has ________ heating surface as compared…
- The economiser is used in boilers to
- The feed check valve is used in order to
- Parson's turbine is a
- The maximum heat loss is a boiler occurs due to
- The amount of water evaporated from feed water at _________ into dry and saturated steam at 100°…
- Cut-off governing of steam engines is a method of controlling the engine output by varying
- The crown of the fire box is made hemispherical in order to
- In a nozzle, the effect of super-saturation is to
- The steam temperature with increase in load in case of a boiler fitted with radiation superheater
- Lancashire boiler is of
- The chimney draught varies with
- The flow through a nozzle is regarded as
- The best suited coal for chain or travelling grate stoker boiler is
- In a boiler, the heat is lost
- The diameter of Cornish boiler is of the order of
- Besides mean effective pressure, the data required to determine the indicated power of an engine include
- The length of Cornish boiler varies from
- An air preheater
- Lancashire boiler is used where working pressure and power required are
- One kilowatt-hour energy is equivalent to
- A device in which some portion of waste heat of flue gases is recovered to heat the air before it passes…
- The supersaturated flow of steam through a nozzle as compared to a stable flow, the available heat drop
- The three Ts for good combustion are