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Chemical Engineering - Chemical Engineering Basics

Exercise : Chemical Engineering Basics - Section 20
1.
The instrument based on the following principle is used for the measurement of oxygen only in the flue gases.
Chemical absorption.
Thermal conductivity.
Infrared absorption.
Paramagnetism.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
2.
Work study deals with the __________ study.
time
motion
both (a) & (b)
neither (a) nor (b)
Answer: Option
Explanation:
No answer description is available. Let's discuss.
3.
Maximum change in the hardness of mar tensite occurs in the carbon content range of __________ percent in steel.
0.01 to 0.10
0.2 to 0.4
0.5 to 0.7
0.8 to 1.0
Answer: Option
Explanation:
No answer description is available. Let's discuss.
4.
Knocking tendency in a petrol engine decreases with increasing
supercharging
compression ratio
wall temperature
engine speed
Answer: Option
Explanation:
No answer description is available. Let's discuss.
5.
Hooke's law
applies to elastic deformation.
applies beyond limit of proportionality in stress-strain curve.
states that stress is inversely proportional to strain upto elastic limit.
noneofthese.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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