MCQOPTIONS

Explore topic-wise MCQs in Energy Engineering.

This section includes 18 Mcqs, each offering curated multiple-choice questions to sharpen your Energy Engineering knowledge and support exam preparation. Choose a topic below to get started.

1.	Which type of stokers has more demand in the market?
A.	Spreader stoker
B.	Vibrating stoker
C.	Travelling stoker
D.	Underfeed stoker system
Answer» B. Vibrating stoker

2.	Where exactly are mechanical stokers used?
A.	In transportation of fuels
B.	In small capacity plants
C.	In large capacity plants
D.	For domestic usage
Answer» D. For domestic usage

3.	What is used in case, to throw coal into furnace that is set off far from the supply?
A.	Speed convey belt
B.	Bucket chain
C.	Paddle
D.	Steam jet
Answer» E.

4.	Which device is used for feeding the fuel automatically to boiler or furnace in power plants?
A.	Relay
B.	Mechanical stoker
C.	Master controller
D.	Feed pump
Answer» C. Master controller

5.	The amount of fuel burned depends on ____________
A.	Design of burner
B.	Depends on air inlet and exhaust system
C.	Depends on bed movement velocity
D.	Depends on amount of supply of combustion supportive air
Answer» D. Depends on amount of supply of combustion supportive air

6.	How much pounds of CO2 is emitted per million BTU (British thermal unit- common thermal unit) when coal is burnt?
A.	139
B.	117
C.	157
D.	205
Answer» E.

7.	WHICH_DEVICE_IS_USED_FOR_FEEDING_THE_FUEL_AUTOMATICALLY_TO_BOILER_OR_FURNACE_IN_POWER_PLANTS??$
A.	Relay
B.	Mechanical stoker
C.	Master controller
D.	Feed pump
Answer» C. Master controller

8.	Where exactly are mechanical stokers used?$
A.	In transportation of fuels
B.	In small capacity plants
C.	In large capacity plants
D.	For domestic usage
Answer» D. For domestic usage

9.	What_is_used_in_case,_to_throw_coal_into_furnace_that_is_set_off_far_from_the_supply?$
A.	Speed convey belt
B.	Bucket chain
C.	Paddle
D.	Steam jet
Answer» E.

10.	Which_type_of_stokers_has_more_demand_in_the_market?
A.	Spreader stoker
B.	Vibrating stoker
C.	Travelling stoker
D.	Underfeed stoker system
Answer» B. Vibrating stoker

11.	The amount of fuel burned depends on ___________?
A.	Design of burner
B.	Depends on air inlet and exhaust system
C.	Depends on bed movement velocity
D.	Depends on amount of supply of combustion supportive air
Answer» D. Depends on amount of supply of combustion supportive air

12.	Which was first combustion system used for solid fuels?
A.	Firing stoker
B.	Tangential stoker
C.	Grate firing
D.	Pulverized fuel firing
Answer» D. Pulverized fuel firing

13.	What was the reason for the poor efficiency of boiler in earlier time?
A.	Boilers were set close to grates
B.	Poor design of exhaust system
C.	Impurities contamination the fuels
D.	Lack of proper maintenance
Answer» B. Poor design of exhaust system

14.	A combustion equipment is a component of ____________
A.	Turbine
B.	Steam generator
C.	Flue gas system
D.	Ash handling system
Answer» C. Flue gas system

15.	How much pounds of CO2 is emitted per million BTU (British thermal unit- common thermal unit) when coal is burnt?
A.	139
B.	117
C.	157
D.	205
Answer» E.

16.	Which type of furnace cannot be used in the modern era plants?
A.	Hand fired furnace
B.	Electric arc furnace
C.	Solar furnace
D.	Central warm air furnace
Answer» B. Electric arc furnace

17.	What type of reaction is burning?
A.	Endothermic reaction
B.	Exothermic reaction
C.	Synthesis reaction
D.	Decomposition reaction
Answer» C. Synthesis reaction

18.	What is the most important factor that is essential for economical working of a power plant?
A.	Abundant fuel input
B.	Rotational speed of turbines
C.	Efficient transfer of heat energy to water
D.	Proper maintenance Ash and other waste handling systems
Answer» D. Proper maintenance Ash and other waste handling systems