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20 questions
Coal with largest C content is
anthracite
peat
lignite
bituminous
Which of the following properties is NOT a characteristic of a good fuel?
High Ignition temperature
Low cost
Causes minimum pollution
Readily available
Name the substance which is used in candle and ointment
Lubrication oil
Petrol
Bitumen
Paraffin wax
Name the process which is used to separate various constituent of petroleum
Lubrication
Refining
Paraffin
None of these
Refining of petroleum is done in
Fractionating Column
Zone refining Column
Pronounce Column
None of these
NAME A FUEL WHICH CAN BE USED AS A DOMESTIC FUEL
LPG
CNG
PETROL
BITUMEN
Identify the fuel that leaves more smoke and ash on burning.
Solid fuel
Liquid fuel
Gaseous fuel
None one of the above
Processes by which coal is formed-
Carbonisation
Distillation
Vapourisation
Evaporation
Where is kerosene mainly used?
In laying down roads
As fuel in jet engines
In making water proof materials
In furnaces of industries
Renewable resources ...
are not replaceable
are used more frequently than non renewables
are never going to run out
going to run out
Gas which occurs above the petroleum oil trapped under the rocks is
Oxygen
Biogas
Natural Gas
Carbondioxide
What do fuels combine with to produce heat and light?
Carbon dioxide
Carbon monoxide
Hydrogen
Oxygen
The diagram shows which of the following process
Destructive distillation
Fractional distillation
Carbonisation
Chlorination
Which of the following pair shows inexhaustible resource?
Air and sunlight
forest and minerals
coal and petroleum
silver and gold
Which of the following is not a product of coal?
coke
bitumen
coal tar
coal gas
The organisation which gives driving tips for conservation of fuels is
CPCB
SPCB
PCRA
IARI
Which of the following gas causes global warming
SO2
CO2
NO2
CFC
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