Which of the following boiler is best suited to meet the fluctuating demand of steam.......
A locomotive boiler. B Lancashire boiler
C Cornish boiler D Babcock and wilcox boiler

1 Answer

Answer :

A locomotive boiler.

Related questions

Description : Which of the following boiler is best suited to meet the fluctuating demand of steam....... A]Locomotive boiler. B]Lancashire boiler C]Cornish boiler D]Babcock and wilcox boiler

Last Answer : A]Locomotive boiler.

Description : Which of the following is a water tube boiler........ A]Locomotive boiler B]Lancashire boiler C]Cornish boiler D]Babcock and wilcox boiler

Last Answer : in a Truss structure and nature of reactive force is in the nature of

Description : Which of these is a stationary boiler? • Locomotive boiler • Marine boiler • Mobile boiler • Babcock Wilcox boiler

Last Answer : • Babcock Wilcox boiler

Description : The diameter of internal flue tubes of a Lancashire boiler is about _______ that of it’s shell a. One fourth b. One third c. Two fifth d. One half

Last Answer : c. Two fifth

Description : Cornish boiler is an example of which types of boiler? • Fire tube boiler • Water tube boiler • Vertical tube boiler • Extremally fired boiler

Last Answer : • Fire tube boiler

Description : Locomotive boiler has a) 137 fire tubes and 44 superheated tubes b) 147 fire tubes and 34 superheated tubes c) 157 fire tubes and 24 superheated tubes d) 167 fire tubes and 14 superheated tubes

Last Answer : c) 157 fire tubes and 24 superheated tubes

Description : The draught in locomotive boilers is produced by a ___________ a) Chimney b) Centrifugal fan c) Steam jet d) All of the above

Last Answer : c) Steam jet

Description : What is the main disadvantage of Lamont boiler ? a. Less flexible in design b. Low heat transfer rate c. Formation of bubbles d. Low steam generation capacity

Last Answer : c. Formation of bubbles

Description : Where is water steam separator drum located in Lamont boiler ? a. Inside of the boiler b. Right above the furnace c. Before the feed water pump d. Outside the boiler

Last Answer : d. Outside the boiler

Description : What type of steam is generated by evaporator tube of Lamont boiler ? a. Saturated steam b. Unsaturated steam c. Superheated steam d. Flash steam

Last Answer : a. Saturated steam

Description : Through what is feed water from hot-well is passed through, before entering steam and water drum in Lamont boiler? a. Evaporator tubes b. Economizer c. Distributor header d. Circulating pump

Last Answer : b. Economizer

Description : The pressure of steam in the engine cylinder at the beginning of the stroke is ________ the boiler pressure. (A) Equal to (B) Less than (C) Higher than (D) None of these

Last Answer : (B) Less than

Description : Find the wrong statement. • Boiler is used to produce electricity in the energy business. • Boiler is used to produce steam for generating electricity. • Boiler can pressurize the water and can also evaporate it. All are wrong.

Last Answer : • Boiler can pressurize the water and can also evaporate it.

Description : A boiler or steam generator is a device used to create steam by applying heat energy to _____. • Water • Petrol • Oil • All of the above

Last Answer : • Water

Description : A device known as a _______ is used to release condensate from the pipework whilst preventing the steam from escaping from the system. a. Steam traps b. Steam pipes c. Boiler nose d. Release valve

Last Answer : a. Steam traps

Description : What increase as steam pressure increase inside a boiler • Force • Density • Rate of steam conversion • Viscosity

Last Answer : • Density

Description : What is the temperature at which the steam boiler are capable to withstand • 200°C • 280°C • 540°C • 358°C

Last Answer : • 540°C

Description : What is the function of boiler? • To burn the fuel in a confined closed system With the supply of air • To generate steam in varying pressure • To generate steam at constant pressure • To produce flue gases by burning fuel at a given pressure

Last Answer : • To generate steam at constant pressure

Description : The generated heat is transferred to water to make ______ the process of boiling. • Steam • Boiler • Both • None

Last Answer : • Steam

Description : A _______ incorporates a firebox or furnace in order to burn the fuel and generate heat. • Steam • Boiler • Hydrogen • None

Last Answer : • Boiler

Description : Steam produced in a boiler can be used for a variety of purposes including space heating, drying and _________________ a. Sterilization b. Humidification c. Power generation d. All of above

Last Answer : d. All of above

Description : A boiler is an enclosed vessel that provides a means for ________ and ______ heat to water until it becomes hot water or steam. a. Generate, boiler b. Condenser, loop c. Combustion, transfers d. All of above

Last Answer : c. Combustion, transfers

Description : A -________ incorporates a firebox or furnace in order to burn the fuel and _________ heat. a. Boiler, generate b. Heat, boiler c. Steam, pressure d. None

Last Answer : a. Boiler, generate

Description : The heat produced in this system is then rejected into the system as _______ a. Steam b. Boiler c. Both a & b d. None

Last Answer : a. Steam

Description : A __________ is a type of heat exchange system where water is heated to its' boiling point via combustion of a fuel blown through a tube submerged in water. a. Condensate loop b. Hyperbolic cooling tower c. Steam boiler d. All of above

Last Answer : c. Steam boiler

Description : What is the main component in a boiler a) steam b) heat c) pressure condenser d) combination

Last Answer : a) steam

Description : The heat in the boiler is used for making ______ a) steam b) condensing process c) ice d) none of these

Last Answer : a) steam

Description : What is the temperature at which the steam boiler are Capable to withstand a. 200°C b. 280°C c. 540°C d. 358°C

Last Answer : c. 540°C

Description : A _______ incorporates a firebox or furnace in order to burn the fuel and generate heat. A Steam B Boiler C Hydrogen D None

Last Answer : B Boiler

Description : Boiler efficiency is a measure of how effectively _______ energy in fuel is converted into heat energy in steam going to the turbines A Chemical energy B Heat energy C Thermal energy D All of the above

Last Answer : A Chemical energy

Description : An economiser in a boiler........ A]Increases steam pressure. B]Increases steam flow C]Decreases fuel consumption D]Decreases steam pressure

Last Answer : C]Decreases fuel consumption

Description : The biggest loss in the boiler is a) Moisture in fuel b) Dry flue gases c) Steam formation d) Unburnt carbon

Last Answer : b) Dry flue gases

Description : A boiler is a device used to create steam by applying __________to water a) Light energy b) heat energy c) Wind energy d) mechanical energy

Last Answer : b) heat energy

Description : Philo unit 6 in ohio was built by ……. a) Thomas Savery b) Denis Papin c) Thomas Edison d) Babcock and Wilcox

Last Answer : d) Babcock and Wilcox

Description : For process boilers , combustion air fans must meet the following requirements ___ a. The fan motor shall be driven by a variable speed drive b. The fan motor shall include controls that limit the fan motor demand to no more than 30 %. c. Both a. & b. d. None of the above

Last Answer : c. Both a. & b.

Description : In which year was Lamont boiler invented? a. 1905 b. 1910 c. 1920 d. 1925

Last Answer : d. 1925

Description : What is the pressure range between which Lamont boiler operator ? a. 80-120 bar b. 120-160 bar c. 180-360 bar d. 450-560 bar

Last Answer : b. 120-160 bar

Description : Through which does the even circulation of water is possible in Lamont boiler ? a. Nozzles b. Water trough c. Feed pump d. Hose

Last Answer : a. Nozzles

Description : In what form are the boiler tube arrange in Lamont boiler ? a. Parallel in vertical b. Inclined vertically c. Parallel in horizontal d. Horizontally inclined

Last Answer : c. Parallel in horizontal

Description : What is called as the heart of the Lamont boiler? a. Water drum b. Centrifugal pump c. Furnace d. Blower

Last Answer : b. Centrifugal pump

Description : Type of Lamont boiler is_______ a. Forced circulation b. Natural circulation c. Over-through d. Positive forced circulation

Last Answer : a. Forced circulation

Description : Combustion of which fuels from following is source of heat for boiler 1. Wood 2. Coal 3. Oil 4. All of above

Last Answer : 4. All of above

Description : Boiler works from application of which type of energies 1. Fuel combustion 2. Electricity 3. Nuclear energy 4. All of above

Last Answer : 4. All of above

Description : Boiler is a enclosed vessel that provides a) Expansion b) Ignition c) Combustion d) None of the above

Last Answer : c) Combustion

Description : The phenomenon during which the boiler material becomes brittle due to accumulation of caustic substances is known as ___________ a) Foaming b) Priming c) Corrosion d) Caustic embrittlement

Last Answer : d) Caustic embrittlement

Description : Which of the following option is incorrect about the sludges? a) Sludges are soft, loose and slimy precipitate b) They are non-adherent deposits and can be easily removed c) Formed generally at heated portions of the boiler d) Can be removed by blow down operation

Last Answer : c) Formed generally at heated portions of the boiler

Description : Which of the following is not a result of the excess of impurity in boiler-feed. a) Scale and sludge formation b) Decomposition c) Corrosion, priming and foaming d) Caustic embrittlement

Last Answer : b) Decomposition

Description : The relative heat absorption for successively added equal areas of boiler convection heating surfaces__________ (A) Increases (B) Decreases (C) Remain unaffected (D) First increases and then decreases

Last Answer : (B) Decreases

Description : Which of the following is the combustion accessory of a boiler? • Fuel oil system • Gas system • Coal system • All of the above

Last Answer : • All of the above

Description : Which of the following is not a type of boiler? • Fire tube boiler • Water tube boiler • Cast iron boiler • Hot water boiler

Last Answer : • Hot water boiler