2.5
0.5
10
20
✅ The correct answer is option A.
Engineering
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2862. Calorific value of both the solid & liquid fuels can be determined by using __________ calorimeter.
Junker’s
Bomb
Boy’s
None of these
✅ The correct answer is option B.
2863. Narrow coke ovens as compared to wider coke ovens
Produce smaller coke
Produce stronger coke
Require less time of carbonisation
All of the above
✅ The correct answer is option D.
2864. Air/gas ratio for complete combustion will be the highest for
LPG
Gobar gas
Coke oven gas
Carburetted water gas
✅ The correct answer is option A.
2865. Coke ovens in steel plant are heated by
Electricity
Coke oven gas
Mixed gas
Both B & C
✅ The correct answer is option D.
2866. Most of the coking coals are
Anthracite
Bituminous
Lignite
None of these
✅ The correct answer is option B.
2867. The gasification reaction represented by, C + H₂O = CO + H₂, is
Exothermic
Endothermic
Catalytic
Autocatalytic
✅ The correct answer is option B.
2868. C/H ratio is the maximum in case of
Coal
Furnace oil
Natural gas
Naphtha
✅ The correct answer is option A.
2869. Which of the following is the maximum coal producing state in India?
Orissa
West Bengal
Jharkhand
Assam
✅ The correct answer is option C.
2870. Actual flame temperature is always lower than the adiabatic flame temperature, because there is
No possibility of obtaining complete combustion at high temperature
Always loss of heat from the flame
Both A & B
Neither A nor B
✅ The correct answer is option C.