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- Question
Naphtha yield in straight run distillation of crude oil may be about __________ percent.
Options- A. 2
- B. 6
- C. 12
- D. 18
- Correct Answer
- 6
- 1. 1 bar is almost equal to __________ atmosphere.
Options- A. 1
- B. 10
- C. 100
- D. 1000 Discuss
- 2. Fertilizer plant getting its hydrogen requirement partly from coke oven gas is situated at
Options- A. Rourkela (under SAIL)
- B. Barauni (under HFC)
- C. Nangal (under NFL)
- D. Talchar (under FCI) Discuss
- 3. Unit of radioactivity is
Options- A. barn
- B. Fermi
- C. Angstrom
- D. Curie Discuss
- 4. Applicability of Claussius-Clapeyron equation is subject to the condition that the
Options- A. vapor follows ideal gas law.
- B. volume in the liquid state is negligible.
- C. both (a) & (b)
- D. neither (a) nor (b) Discuss
- 5. For a zero order chemical reaction, the
Options- A. half life period is directly proportion to the initial concentration of the reac-tants.
- B. plot of products concentration with time is a straight line through the origin.
- C. products concentration increases linerarly with time.
- D. all (a), (b) and (c). Discuss
- 6. Addition of plasticisers to polymers results in partial neutralisation of intermolecular forces of attraction between the macro-molecules thereby increasing its
Options- A. tensile strength
- B. chemical resistance
- C. flexibility
- D. all (a), (b) & (c) Discuss
- 7. Thermistors are used in __________ devices.
Options- A. voltage measuring
- B. temperature measuring
- C. temperature compensating
- D. both(b)&(c) Discuss
- 8. The decay product of tritium (a beta emitter) is
Options- A. lithium
- B. helium
- C. deuterium
- D. hydrogen Discuss
- 9. Maximum allowable vapour velocity in a bubble cap tower is determined by the
Options- A. entrainment considerations.
- B. vapour density.
- C. diameter of the column.
- D. none of these. Discuss
- 10. Flow rate of a river is measured by a/an
Options- A. pitot tube
- B. vane meter
- C. kennison nozzle
- D. open weir Discuss
More questions
Correct Answer: 1
Correct Answer: Rourkela (under SAIL)
Correct Answer: Curie
Correct Answer: both (a) & (b)
Correct Answer: all (a), (b) and (c).
Correct Answer: flexibility
Correct Answer: both(b)&(c)
Correct Answer: helium
Correct Answer: entrainment considerations.
Correct Answer: vane meter
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