Correct Answer is: fibrous portion of sugarcane left after extracting the juice

fibrous portion of sugarcane left after extracting the juice

Power Plant Engineering MCQ Multiple Choice Questions - Page 2 for Practice

Q: 31. Low grade fuels have

Correct Answer is: low calorific value

Q: 33. Power plants using coal work closely on known which of the following cycle ?

Correct Answer is: Rankine cycle.

Q: 34. Chemical composition of coal is given by

Correct Answer is: Ultimate analysis

Q: 35. Which of the following contributes to the improvement of efficiency of Rankine cycle in a thermal power plant ?

Correct Answer is: All of the above.

Q: 36. In power station practice spinning reserve is

Correct Answer is: reserve generating capacity that is connected to bus and ready to take the load

Q: 37. In a steam locomotive the engine is

Correct Answer is: Non-condensing.

Q: 41. Out of the following which one is not a unconventional source of energy ?

Correct Answer is: Nuclear energy

Q: 43. The boilers using lignite as fuel do not use

Correct Answer is: under feed stoker

31. Low grade fuels have

low moisture content
low ash content
low calorific value
low carbon content.

32. Bagasse is

low quality coal
a fuel consisting of wood
fibrous portion of sugarcane left after extracting the juice
a kind of rice straw.

33. Power plants using coal work closely on known which of the following cycle ?

Otto cycle
Binary vapor cycle
Brayton cycle
Rankine cycle.

34. Chemical composition of coal is given by

Proximate analysis
Ultimate analysis
Orast analysis
All of the above.

35. Which of the following contributes to the improvement of efficiency of Rankine cycle in a thermal power plant ?

Reheating of steam at intermediate stage
Regeneration use of steam for heating boiler feedwater
Use of high pressures
All of the above.

36. In power station practice spinning reserve is

reserve generating capacity that is in operation but not in service
reserve generating capacity that is connected to bus and ready to take the load
reserve generating capacity that is available for service but not in operation
capacity of the part of the plant that remains under maintenance.

37. In a steam locomotive the engine is

Single cylinder
Vertical
Condensing
Non-condensing.

38. Ash content of coal can be reduced by

slow burning
washing
pulverizing
mixing with high grade coal.

39. Coal used in power plant is also known as

steam coal
charcoal
coke
soft coal.

40. Which variety of coal has lowest calorific value?

Steam-coal
Bituminous coal
Lignite
Anthracite.

41. Out of the following which one is not a unconventional source of energy ?

Tidal power
Geothermal energy
Nuclear energy
Wind power

42. In a steam turbine cycle, the lowest pressure occurs in

turbine inlet
boiler
condenser
super heater.

43. The boilers using lignite as fuel do not use

under feed stoker
traveling grate stoker
spreader stoker
all of the above.