WorksheetsSTEAM BOILER QUIZ-II
Total questions: 15
Worksheet time: 11mins
Why is high-quality steel used to make boilers
Its cheaper to produce
It's easier to bend and use in the manufacturing process
Because boilers are subjected to high stress and heat during operation
to reduce cost
What forces are a boiler subjected to during operation
compression
tension
shear
all of the above
It is defined as a component in the plant cycle that consists of a closed vessel that uses the heat produced by the combustion of fuel to efficiently vaporize and convert water into steam at the desired temperature and pressure.
Steam Drum
Boiler
Furnace
Reheater
________is the transfer of heat through a solid object, or between two objects, as a result of physical contact.
Conduction
Convection
Radiation
It is an extremely high-temperature vapor generated by heating the saturated steam obtained by boiling water.
Superheated Steam
Saturated Steam
Unsaturated Steam
Vapor
_______ is the transfer of heat within a fluid, that is a liquid or gas. It is caused by a mixing action within a fluid.
Conduction
Convection
Radation
Combustion
The three ingredients needed to start a fire are fuel, heat, and ___.
carbon dioxide
combustible material
nitrogen
oxygen
Which type of boiler should not be used for high pressure steam applications
Cast iron
Fire tube
Water tube
Straight tube
This boiler has flue gasses passing around the tubes and water flowing through the tubes
Fire tube
Cast iron
Condensing
Water tube
What is created by the boilers at the power plant?
Smoke
Steam
Pollution
Air preheater is used to preheat air with the help of ______
Air
Flue gases
Water
Steam
The following is the correct order of energy conversion in thermal power plants
Chemical energy – Mechanical energy – Electrical energy
Mechanical energy – Chemical energy – Electrical energy
Wind energy – Mechanical energy – Electrical energy
Heat energy – Electrical energy – Mechanical energy
In thermal power plants, the dust of flue gases is trapped by
Precipitator
Economizer
Superheater
Air preheater
The following is not a component of Thermal power plant
Condenser
Cooling tower
Turbine
Fuel tank
The draught produced by the chimney if due to the ____ difference between the column of hot gases inside the chimney and the cold air outside.
Temperature
Potential
Density
None of the above
