Chemical Engineering - Chemical Process

16. 

Raw material used in alcohol distilleries in India is

A. molasses
B. benzol
C. methylated spirit
D. none of these

Answer: Option A

Explanation:

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17. 

Oil produced by solvent extraction

A. has low free fatty acid content.
B. is odourless.
C. both (a) &(b).
D. neither (a) nor (b).

Answer: Option D

Explanation:

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18. 

High acid value of an oil or fat is an indication of

A. storage under improper conditions.
B. absence of unsaturation.
C. its smaller molecular weight.
D. none of these.

Answer: Option A

Explanation:

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19. 

Yeast is used in the manufacture of

A. pencillin
B. antibiotics
C. wine
D. pasteurised milk

Answer: Option C

Explanation:

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20. 

Liquefaction of gases can not be done by

A. exchange of heat with colder stream.
B. adiabatic expansion through a throttle valve (Joule-Thomson expansion).
C. merely compressing it beyond critical pressure.
D. adiabatic expansion against a piston or in a turbine.

Answer: Option C

Explanation:

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