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Chemical Engineering - Chemical Engineering Basics

Exercise : Chemical Engineering Basics - Section 14
11.
When water is sprayed on air, passing through an insulated chamber maintained at a temperature higher than the dew point of entering air but lower than its dry bulb temperature, then the air is
cooled and dehumified.
heated and humidified.
cooled and humidified.
heated and dehumidified.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
12.
The hardness of the lathe bed material is measured by the
shore sceleroscope.
Brinnel hardness tester.
Vicker's hardness tester.
Rockwell hardness tester.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
13.
RADAR is
acronym for Radio Detection and Ranging.
name of technique for locating distant objects.
name of instrument for locating distant objects.
all (a), (b) & (c)
Answer: Option
Explanation:
No answer description is available. Let's discuss.
14.
In the floatation process, pine oil is used as the
collector
activator
frother
depressant
Answer: Option
Explanation:
No answer description is available. Let's discuss.
15.
With increasing carbon percent in steel beyond 0.8%, its ultimate tensile strength (UTS) and __________ is not affected.
impact strength
percent elongation
hardness
both 'b' & 'c'
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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