Discussion
Home ‣ Chemical Engineering ‣ Furnace Technology See What Others Are Saying!
- Question
The advantages of firing pulverised coal in the furnace lies in the fact that, it
Options- A. permits the use of high ash content coal.
- B. permits the use of low fusion point ash coal.
- C. accelerates the burning rate and economises on fuel consumption.
- D. all (a), (b) and (c).
- Correct Answer
- accelerates the burning rate and economises on fuel consumption.
- 1. Apron conveyors are used for
Options- A. heavy loads & short runs.
- B. small loads & long runs.
- C. heavy loads & long runs.
- D. none of these. Discuss
- 2. Ammonia synthesis gas is produced from fuel oil by
Options- A. steam reforming
- B. hydrocracking
- C. partial oxidation
- D. hydrogenation Discuss
- 3. Pick out the correct statement.
Options- A. Positron is the antiparticle of electron.
- B. In ?-decay, the ratio of neutron to proton decreases.
- C. Ionising power of ?-rays is higher than that of ?-rays.
- D. Speed of ?-rays is more than that of ?-rays. Discuss
- 4. __________ dished head is the strongest of all.
Options- A. Hemispherical
- B. Elliptical
- C. Torispherical
- D. none of these Discuss
- 5. Plutonium
Options- A. is recovered from spent fuel from thermal nuclear reactor.
- B. has much lower melting point (640°C ) compared to thorium (1690°C).
- C. both (a) and (b).
- D. neither (a) nor (b). Discuss
- 6. __________ conveyors are also called scrapers.
Options- A. Apron
- B. Screw
- C. Helical flight
- D. both (b) & (c) Discuss
- 7. Fibrous material is broken by a
Options- A. rollcrusher
- B. squirrel-cage disintegrator
- C. ball mill
- D. tube mill Discuss
- 8. Positron is a/an
Options- A. nucleus having two protons.
- B. helium nucleus.
- C. electron with positive charge.
- D. nucleus with one proton and one neutron. Discuss
- 9. Cation exchange resins used in water treatment is made from __________ resin.
Options- A. urea formaldehyde
- B. epoxy
- C. amino
- D. phenolic Discuss
- 10. Viscosity of a polymer solution or melt
Options- A. decreases with increase in molecular weight.
- B. decreases with increase in temperature.
- C. increases with increase in temperature.
- D. does not vary with temperature rise. Discuss
More questions
Correct Answer: heavy loads & short runs.
Correct Answer: partial oxidation
Correct Answer: Positron is the antiparticle of electron.
Correct Answer: Hemispherical
Correct Answer: both (a) and (b).
Correct Answer: both (b) & (c)
Correct Answer: squirrel-cage disintegrator
Correct Answer: electron with positive charge.
Correct Answer: urea formaldehyde
Correct Answer: increases with increase in temperature.
Comments
There are no comments.More in Chemical Engineering:
Programming
Copyright ©CuriousTab. All rights reserved.