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Chemical Engineering Basics

Chemical Engineering Basics
Grain hardness is measured by the __________ hardness testing method.

Shore sceleroscope
Vicker's
Knoop
Rockwell F

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Chemical Engineering Basics
With increase in steam pressure, its specific volume decreases

Rapidly first and then slowly
Linearly
Slowly first and then rapidly
Exponentially

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Chemical Engineering Basics
Pipelines carrying various utilities in chemical industries are identified by their colour codes. The color of pipeline carrying steam is

Green
Silver grey
Yellow
Black

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Chemical Engineering Basics
Alloys having more than 80% copper are generally more

Corrosion resistant
Abrasion resistant
Prone to season cracking
Machinable

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Chemical Engineering Basics
Air/fuel ratio by weight for combustion of methane with theoretical quantity of air will be about

0.37569444444444
0.95902777777778
1.2090277777778
0.70902777777778

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Chemical Engineering Basics
Presence of small quantity of sulphur in low carbon steel improves its

Formability
Hardenarality
Weldability
Machinability

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