Q.1.
First commercial fluidized bed for gasification of powdered coal which was awarded patent inwas developed by?
- a) Fritz Winker
- b) Colburn Jake
- c) Dolph Jagger
- d) Cameron John
Q.2.
In below fig, how is the presence of another inlet of steam and air in the middle of the reactor useful?
- a) It results in proper distribution of particles
- b) Resultant temperature leads to decomposition of methane
- c) It has not much effect and can be excluded
- d) For increasing the speed of solids exit
Q.3.
Based on the current technology, do you consider Winkler gas producer efficient and is still better to use?
- a) Yes, it can still be used
- b) Depending on the process we should decide its efficiency
- c) No, because of its high consumption of oxygen
- d) No, because it is big in size.
Q.4.
Which is the best suitable equipment to be introduced in the thermofor catalytic cracking?
- a) Bucket elevator
- b) Gas lift
- c) Bucket and Lift elevator
- d) Pneumatic conveying system
Q.5.
In below fig, which part of the process should be removed for getting better efficiency of the process?
- a) Cooler for spent catalyst
- b) Electrostatic precipitation
- c) No need of any removal
- d) Whole process needs to be modified
Q.6.
What is the best way to prevent load on the dust collectors in the fluidized bed reactor?
- a) Up flow beds
- b) Down flow beds
- c) Side flow beds
- d) None of the mentioned
Q.7.
Which bed shown below, can provide with remarkable temperature uniformity for highly exothermic and temperature sensitive reactions?
- a) Fluidized bed reactor
- b) Spouted bed
- c) Teeter bed
- d) Batch reactor
Q.8.
Mention few processes where the solids circulation principle, developed for the FCC process has been used?
- a) In fluid hydro-forming for re-forming naphtha vapour
- b) Fluid coking for the treatment of heavy oil
- c) Sand cracking for thermal cracking
- d) All of the mentioned
Q.9.
In drying processes, how important is the inclusion of fluidized bed?
- a) Most efficient drying
- b) Somewhat better than spouted bed and less than teeter bed
- c) Drying is best all the beds
- d) Least efficient drying
Q.10.
Efficiency in fluidized bed for any process is the highest when compared with any other beds, true or false?
- a) True
- b) False