- (A) Give less yield of tar and gas on carbonisation
- (B) Burn with a small non-smoky flame
- (C) Have a very high calorific value
- (D) None of these
Chemical Engineering Mcqs
- (A) Reactivity
- (B) Porosity
- (C) Bulk density
- (D) Hardness & strength
- (A) Hydrogen
- (B) Carbon monoxide
- (C) Acetylene
- (D) Methane
- (A) Should have high porosity
- (B) Should be brittle
- (C) Must contain moderate quantities of ash, moisture, sulphur and volatile matters
- (D) Should have low fusion point of its ash
- (A) Only CO
- (B) Both CO and CO2
- (C) Both CO and O2
- (D) All CO, CO2, and O2
- (A) Carbon monoxide
- (B) Hydrocarbons
- (C) Hydrogen
- (D) Oxygen
- (A) CO (upto 65%) & CO2
- (B) CO2 & H2
- (C) CO & O2
- (D) CO2 & O2
- (A) Produce weak coke
- (B) Produce strong coke
- (C) May damage the coke oven walls during carbonisation
- (D) Both
- (A) Non-luminous
- (B) Luminous
- (C) Yellow
- (D) Unburnt gases
- (A) 27.6
- (B) 23
- (C) 47.3
- (D) 42.9
