EXAMIANS
The gas which contributes maximum to the heating value of natural gas is
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A particular coal is said to be free burning when it
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For which pair of the fuel gases, calorific value (C.V.) of one fuel is almost double that of the other on volume basis (i.e., kcal/Nm³ ), while the C.V. is same on weight basis (i.e., kcal/kg) ?
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A liquid/gaseous fuel containing hydrocarbons and high amount of sulphur is burnt with 40% excess air. The flue gas still contains large amount of carbon monoxide. This may be due to the
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In Orsat's apparatus, ammoniacal cuprous chloride is used for selectivity absorbing
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Gas yield in the Kopper-Totzek coal gasifier is about __________ Nm³/ton coal (ash = 35%).
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Tolerable concentration of toxic carbon monoxide in atmospheric air is about __________ PPm.
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Which of the following would require maximum amount of % excess air for complete combustion?
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In low temperature carbonisation of coal as compared to high temperature carbonisation __________ produced is less.
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High amount of sulphur and phosphorous in coke causes
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