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Worksheetsburning of fuels
Total questions: 10
Worksheet time: 7mins
what is a gradual increase in overall temperature of the Earth's temperature
Global heat
Global warming
Global temperature
Global lightning
what type of air pollutant is poisonous
nitric acid
carbon
oxides of sulphur
all of the above
what is the cleanest burning fuel? (please try to not to do any spelling mistake)
(a)
Which of the one is a characteristic that a good fuel will contain.
high ignition temperature
incontrollable combustion
cheap and easy to transport
high storage cost and inconvenient to store
calorific value of a fuel is expressed in which form
kilojoules per kilo gram
kilojunga per pound
kiljoules per ton
kilojoules per per pound
middle zone of flame is also called non luminous zone
true
false
what is produced when a combustion of pure oxygen with acetylene is combusted
steel
oxyacetylene
aluminium
iron
"cover the burning candle by putting an inverted gas jar over it. After a short time, the candle stops burning and gets extinguished" this statement tells us about what characteristic of combusion
(a)
do nuclear missile undergo Combustion
True
False
is uranium, thorium, plutonium combustible
i don't know
yes they are
no they are not
