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Chemical Engineering - Chemical Engineering Basics

Exercise : Chemical Engineering Basics - Section 2
16.
To counteract the bad effects of strain hardening on a cold formed part, it must be
tempered
normalised
annealed
hardened
Answer: Option
Explanation:
No answer description is available. Let's discuss.
17.
The dew point temperature lines on psychrometric charts are straight inclined sloping downwards to the right. When relative humidity of moist air is 100%, then
wet bulb temperature=dry bulb temperature.
wet bulb temperature=dew point temperature.
saturation temperature=dew point temperature.
all 'a' , 'b' & 'c'
Answer: Option
Explanation:
No answer description is available. Let's discuss.
18.
Galvanic corrosion can not be prevented by
cathodic protection.
anodic protection.
usage of largest possible anodic area.
any one of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
19.
Fire in fuel gas pipelines is extinguished most effectively by
spraying water.
blanketting the area with nitrogen atmosphere.
fire fighting foam.
none of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
20.
Which of the following is the most suitable abrasive for grinding high tensile strength materials ?
Silicon carbide
Corundum
Aluminium oxide
Boron carbide
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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