Chemical Engineering - Chemical Engineering Basics

31. 

In __________ process, ions of salts react with water to produce acidity or alkalinity.

A. hydration
B. hydrolysis
C. electrolysis
D. dialysis

Answer: Option B

Explanation:

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32. 

__________ is used for tying the steel coloumns to concrete foundation.

A. Grouting
B. Eyebolt
C. Anchor bolts
D. Refractory castables

Answer: Option C

Explanation:

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33. 

Fatigue resistance of a material is measured by the

A. elastic limit.
B. ultimate tensile strength.
C. Young's modulus.
D. endurance limit.

Answer: Option D

Explanation:

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34. 

__________ is the trade name assigned to a non-ferrous cast alloy composed of cobalt, chromium & tungsten.

A. Stellite
B. High speed steel
C. Cermet
D. Alnico

Answer: Option A

Explanation:

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35. 

A dense structure of grinding wheel is not used for the

A. ductile material.
B. hard materials.
C. brittle materials.
D. finishing cuts.

Answer: Option A

Explanation:

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