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Chemical Engineering - Chemical Engineering Basics

Exercise : Chemical Engineering Basics - Section 20
16.
Killed steels
are free from oxygen.
contain not even traces of sulphur & phosphorous.
are produced by L.D. process only.
contain minimum impurity level.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
17.
Which of the following phenomenon/ phenomena is/are diffusion controlled ?
Dislocation climb
Cross-slip
Twinning
Recrystallisation
Answer: Option
Explanation:
No answer description is available. Let's discuss.
18.
Joule-Thomson co-efficient is the ratio of
pressure change to temperature change occuring during adiabatic compression of a gas.
pressure change to temperature change occuring during adiabatic throttling of a gas.
temperature change to pressure change occuring during adiabatic compression of a gas.
temperature change to pressure change occuring during adiabatic throttling of a gas.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
19.
Expansion device used in a window air-conditioner is a/an
automatic expansion valve.
thermostatic expansion valve.
float valve.
capillary tube.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
20.
The unit of gc is
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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