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Chemical Engineering - Chemical Engineering Basics

Exercise : Chemical Engineering Basics - Section 4
36.
Feed check valve is used in steam boilers to
check the water level in the boiler.
check the feed water flow rate.
feed high pressure water to boiler and guard against its backflow through it.
none of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
37.
Three elastic constants for a completely anisotropic elastic material which follows the Hooke's law are young's modulus, elastic limit stress and yield stress. Which of the following properties is most sensitive to increase in strain rate ?
Tensile strength.
Elastic limit.
Proportional limit.
Yield strength.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
38.
Swaging is a/an __________ operation.
piercing
forging
extrusion
drawing
Answer: Option
Explanation:
No answer description is available. Let's discuss.
39.
Pig iron is
made from cast iron.
made from wrought iron.
the one, which comes out of the blast furnace.
free from impurities.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
40.
Classification of metal forming processes into hot and cold working is based on the following parameters.
Stacking fault energy.
Recrystallisation temperature.
Solidus temperature.
Transformation temperature.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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