Chemical Engineering - Chemical Engineering Basics

31. 

The function of a nozzle provided in steam turbine is to

A. throttle down (i.e., reduce) the pressure of steam.
B. convert internal energy into kinetic energy.
C. increase the velocity of steam.
D. all (a), (b) & (c).

Answer: Option D

Explanation:

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32. 

Which of the following polymers is obtained by copolymerisation of three monomers ?

A. SAN
B. ABS
C. SBR
D. PTFE

Answer: Option B

Explanation:

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33. 

Silicon percentage in the silicon steel used for electrical appliances/equipments is

A. 0.3-0.4
B. 12-14
C. 3-4
D. 20-25

Answer: Option C

Explanation:

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34. 

Material of construction of foundary crucible is

A. graphite
B. lead
C. porcelain
D. stainless steel

Answer: Option A

Explanation:

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35. 

Titanium can be easily welded using __________ welding.

A. submerged arc
B. TIG
C. shielded metal arc
D. electroslag

Answer: Option B

Explanation:

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