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Chemical Engineering - Chemical Engineering Basics

Exercise : Chemical Engineering Basics - Section 14
46.
__________ is not a heat treatment process.
Cyaniding
Pakerising
Austempering
Martempering
Answer: Option
Explanation:
No answer description is available. Let's discuss.
47.
An ingot is hot forged to a 60% reduction in cross-section area. The percentage reduction in the volume for the above process is
0
60
30
20
Answer: Option
Explanation:
No answer description is available. Let's discuss.
48.
Volute casing of a centrifugal pump does not facilitate
uniform flow of fluid coming out of the impeller.
increase in the pump efficiency.
conversion of the part of the velocity head to the pressure head.
conversion of the part of the pressure head to velocity head.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
49.
Desert air coolers being rendered ineffective in rainy season is due to
low humidity
low temperature
high humidity
sunny weather
Answer: Option
Explanation:
No answer description is available. Let's discuss.
50.
The hydraulic radius of a circular pipe of diameter 'd' flowing full is
d/4
d/2
2d/3
d/3
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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