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Chemical Engineering - Chemical Engineering Basics

Exercise : Chemical Engineering Basics - Section 15
6.
Other parameters remaining same, the recrystallisation temperature of an alloy is lowered, when
strain rate is increased.
grain size is increased.
prior cold deformation is increased.
not affected by any of the above parameters.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
7.
__________ are normally subjected to sub-zero treatment.
Highly stressed parts
Gauges or precision parts
Cold rolled sheets
Non machinable materials
Answer: Option
Explanation:
No answer description is available. Let's discuss.
8.
Induced draft fans provided in large thermal power plant boilers have __________ blades.
forward curved
backward curved
double curved
radial or straight
Answer: Option
Explanation:
No answer description is available. Let's discuss.
9.
Which of the following has the highest value of refractive index ?
Brine (sea water)
Diamond
Distilled water
Glass
Answer: Option
Explanation:
No answer description is available. Let's discuss.
10.
Use of economiser in a boiler plant reduces the fuel consumption for steam generation by about __________ percent.
1
10
30
45
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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