Chemical Engineering - Chemical Engineering Basics

46. 

Gantt charts are used for streamlining the

A. inventory control
B. production schedule
C. sales forecasting
D. quality control

Answer: Option B

Explanation:

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47. 

In the Bayer's process, bauxite is digested under pressure using

A. H2SO4
B. NaOH
C. NH3
D. HCl

Answer: Option B

Explanation:

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48. 

Circular cross section machine parts which are symmetrical about the axis of rotation are made by hot

A. piercing
B. spinning
C. drawing
D. extrusion

Answer: Option B

Explanation:

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49. 

The substance used as a smoke screen in warfare is

A. C2H2
B. SiCl4
C. P2O5
D. PCl5

Answer: Option B

Explanation:

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50. 

The same volume of all gases is representative of their

A. specific gravities.
B. densities.
C. gas characteristic constants.
D. molecular weights.

Answer: Option D

Explanation:

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