21. Spark plug is provided in a/an
22. Springs are not made of
23. Current asset of a factory includes the
24. In the blast furnace, incorporation of water vapour in the blast gives the following effect.
25. Maximum carbon content in cast iron is __________ percent.
26. For separating small pieces of metal from engine oil of a car, the best separating technique is the
27. Which of the following has the highest value of refractive index?
28. A machine having assumed life of 20 years is purchased for Rs 32000/-. Its scrap value at the end of its life is Rs 8000/-. If the depreciation is calculated by diminishing balance method, then percentage reduction in its value at the end of first year is __________ percent.
29. Brittleness induced due to the presence of sulphur in steel can be reduced by adding
30. Brittleness induced due to the presence of sulphur in steel can be reduced by adding
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- Chemical Engineering Basics - Section 1
- Chemical Engineering Basics - Section 2
- Chemical Engineering Basics - Section 3
- Chemical Engineering Basics - Section 4
- 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 13