Chemical Engineering - Chemical Engineering Basics

1.
Adhesives
can't be used in the form of pressure sensitive tapes.
can't join two dissimilar metals.
cure instantaneously after application on a surface.
none of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.

2.
In a counter flow heat exchanger, hot fluid enters at 170°C & leaves at 150°C, while the cold fluid enters at 50°C & leaves at 70°C. The arithmetic mean temperature difference in this case is __________ °C.
20
60
120
Answer: Option
Explanation:
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3.
Normalising of a casting does not
induce stresses in it.
refine its grain structure.
reduce seggregation.
improve its mechanical properties.
Answer: Option
Explanation:
No answer description is available. Let's discuss.

4.
The swift cup test evaluates the following property of a sheet metal.
Stretchability
Drawability
Bendability
None of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.

5.
__________ is the most important element, which controls the physical properties of steel.
Manganese
Silicon
Carbon
Vanadium
Answer: Option
Explanation:
No answer description is available. Let's discuss.