When pulverised fuel is not used the equipment used for feeding coal to the boiler is
A.Heater
B.Regenerator
C.Feed pump
D.Burner
E.Stoker
Category: Energy Conversion Mcqs
Illumination due to moonlight is nearly
A.0.3 lumen/meter2
B.1.8 lumens/meter2
C.18 lumens/meter2
D.30 lumens/meter2
E.300 lumens/meter2
Alternating current power is transmitted at high voltages
A.to safeguard against pilferage
B.to minimise transmission losses
C.to reduce cost of generation
D.to make the system reliable
Standby losses are least in case of
A.Steam power plant
B.Diesel engine power plant
C.Gas turbine power plant
D.Nuclear power plant
E.Hydro-electric power plant
The flicker effect of fluorescent lamps is more pronounced at
A.Lower frequencies
B.Higher frequencies
C.Lower voltage
D.Higher voltages
E.None of the above
In case the supply frequency is reduced from 50 Hz to 1 Hz which method of heating will be least affected?
A.Resistance heating
B.Dielectric heating
C.Induction heating
D.All of the above
E.None of the above
The expected life of wooden pols for transmission line is
A.1 to 2 years
B.2 to 5 years
C.5 to 8 years
D.20 to 25 years
E.30 to 60 years
The specific gravity of aluminium is
A.1.71
B.2.71
C.3.71
D.4.71
E.5.71
Which of the following needs to be filtered in a diesel engine?
A.Air only
B.Diesel oil only
C.Lubrecating oil only
D.Air and diesel oil only
E.Air, diesel oil and lubricating
If an engine has spark plugs, it can be safely concluded that it is
A.a two stroke engine
B.a four stroke engine
C.a water cooled engine
D.a air cooled engine
E.not a diesel engine
