Chemical Engineering - Chemical Engineering Basics

6. 

Lead is most readily dissolved in

A. acetic acid
B. hydrochloric acid
C. nitric acid
D. sulphuric acid

Answer: Option A

Explanation:

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7. 

Which of the following is a synthetic abrasive ?

A. Corundum
B. Emery
C. Pumice
D. Silicon carbide

Answer: Option D

Explanation:

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8. 

Dezincification is a form of corrosion, which specifically applies to

A. steel
B. brass
C. stainless steel
D. babbit metal

Answer: Option B

Explanation:

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9. 

Water hammer in pipelines results, when the flowing fluid

A. has very high velocity.
B. has very high pressure.
C. is brought to rest by gradually closing a valve.
D. is suddenly brought to rest by closing a valve.

Answer: Option D

Explanation:

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10. 

The preferred alloying element for low temperature applications of steel is

A. Cr
B. N
C. Mo
D. Ni

Answer: Option D

Explanation:

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