Discussion
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- Question
Saturated solution of benzene in water is in equilibrium with a mixture of air and vapours of benzene and water at room temperature and pressure. Mole fraction of benzene in liquid is xB and the vapour pressures of benzene and water at these conditions are pvB and pvw respectively. The partial pressure of benzene in air-vapour mixture is
Options- A. PvB
- B. xB.PvB
- C. (Patm - Pvw)xB
- D. xB.Patm
- Correct Answer
- xB.PvB
- 1. Wall thickness of schedule 40 pipe as compared to that of schedule 80 pipe is
Options- A. more
- B. less
- C. same
- D. cither (a) or (b); depends upon the I.D. of the pipe Discuss
- 2. Aniline point of the diesel is a measure of its __________ content.
Options- A. aromatic
- B. paraffin
- C. olefin
- D. naphthene Discuss
- 3. Dry powdery solid materials are transported by a __________ conveyor.
Options- A. belt
- B. bucket
- C. screw
- D. none of these Discuss
- 4. Size reduction does not occur due to compression in case of
Options- A. rod mills
- B. gyratory crushers
- C. jaw crushers
- D. smooth roll crushers Discuss
- 5. Thorium can be converted into U-233 in a __________ reactor.
Options- A. liquid metal cooled
- B. fast breeder
- C. thermal
- D. swimming pool Discuss
- 6. A rivetted joint does not fail by __________ of rivets.
Options- A. tearing
- B. shearing
- C. tearing of the plate across a row
- D. none of these Discuss
- 7. The synthetic fibres produced from __________ are known as rayon.
Options- A. lignin
- B. cellulose
- C. polyamides
- D. ethylene glycol Discuss
- 8. A/an __________ is used for changing the direction of a pipeline.
Options- A. elbow
- B. union
- C. flange
- D. disc compensator Discuss
- 9. Sucrose content in the raw juice extracted from sugar cane is about __________ percent.
Options- A. 1 - 2
- B. 15 - 20
- C. 50 - 60
- D. 80 - 85 Discuss
- 10. The ratio of volume of an atom to that of its nucleus is
Options- A. 1012
- B. 10-12
- C. 10-8
- D. 108 Discuss
More questions
Correct Answer: less
Correct Answer: aromatic
Correct Answer: screw
Correct Answer: rod mills
Correct Answer: fast breeder
Correct Answer: none of these
Correct Answer: cellulose
Correct Answer: elbow
Correct Answer: 15 - 20
Correct Answer: 1012
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