- (A) Partial combustion of coal
- (B) Partial combustion of large size (< 50 mm) coke
- (C) High pressure gasification of coal (e.g. in Lurgi gasifier)
- (D) Atmospheric pressure gasification of coal (
- (E) g., in Kopper-Totzek gasifier)
Chemical Engineering Mcqs
- (A) CO content
- (B) Dew point
- (C) CO2 content
- (D) O2 content
- (A) Benzol
- (B) Toluene
- (C) Pyridine
- (D) Cerosote
- (A) Forced draft fan
- (B) Induced draft fan
- (C) Steam ejector
- (D) Natural draft
- (A) Exothermic
- (B) Endothermic
- (C) Autocatalytic
- (D) None of these
- (A) Gravimetric analysis of flue gas
- (B) Finding out combustion efficiency
- (C) Direct determination of nitrogen in flue gas by absorbing it in ammoniacal cuprous chloride
- (D) None of these
- (A) 60
- (B) 160
- (C) 500
- (D) 750
- (A) CO
- (B) CH4
- (C) CO2
- (D) S
- (A) 8800 kcal/m3
- (B) 8800 kcal/kg
- (C) Same as that of coal middling
- (D) 25000 kcal/kg
- (A) The hydrocarbons crack thereby choking and fouling the heat transfer surface by carbon soot
- (B) It reduces its calorific value tremendously
- (C) It reduces its flame temperature tremendously
- (D) There are chances of explosion during preheating
