21. The preferred alloying element for low temperature applications of steel is
22. Maximum amount of thermal radiation is emitted at all wavelengths at any specified temperature by a/an __________ body.
23. Percentage of gaunge is maximum in the ore of
24. Heat transfer by radiation from a hot body will be most rapid, if its surface is __________ because of its higher emissivity.
25. A material is capable of resisting softening at high temperature, because of its property termed as
26. Austenite is not
27. In the acid Bessemer process, the hot metal should have the following com-positon.
28. During decarburising of a plain carbon steel, the thickness of ferrite layer growth is proportional to
29. Brazing is the joining of metals
30. When water is sprayed on air, passing through an insulated chamber maintained at a temperature higher than the dew point of entering air but lower than its dry bulb temperature, then the air is
Read More Section(Chemical Engineering Basics)
Each Section contains maximum 100 MCQs question on Chemical Engineering Basics. To get more questions visit other sections.
- Chemical Engineering Basics - Section 1
- Chemical Engineering Basics - Section 2
- Chemical Engineering Basics - Section 3
- Chemical Engineering Basics - Section 5
- Chemical Engineering Basics - Section 6
- Chemical Engineering Basics - Section 7
- Chemical Engineering Basics - Section 8
- Chemical Engineering Basics - Section 9
- Chemical Engineering Basics - Section 10
- Chemical Engineering Basics - Section 11
- Chemical Engineering Basics - Section 12
- Chemical Engineering Basics - Section 13