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Chemical Engineering · all questions

Chemical Engineering Basics
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Machinability of hard alloys & tool steels is improved by

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The usual energy consumption in electric arc furnace steel making is __________ KWh/ton of steel.

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Gas turbine normally employs a constant __________ cycle.

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The substance used as a smoke screen in warfare is

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Old cycle handles are coated with nickel using

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The activity of pure hydrogen gas at 1000°C and 5 atm pressure

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If a nuclear reactor produces more fissile nuclear fuel than it consumes, then it is called a __________ reactor.

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Grey cast iron (used for making underground water pipes and manhole covers) as compared to steel has higher

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A common disinfectant used in village wells for disinfection of water is

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Use of water as a manometric liquid suffers from the disadvantage of its

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Which of the following fastening devices has its both ends threaded?

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Out of the following, __________ waves have the largest wavelength.

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Which of the following metals can be extracted from its ore by both pyrometallur-gical as well as hydrometallurgical methods ?

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One of the methods of purification of leach liquor is ion exchange, which involves

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Which of the following forces does not act on a fluid at rest?

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Permanent set in a material is produced by subjecting it to

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Cadmium in zinc leach liquor is removed by cementation using

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Holes for rivetting purposes should be preferably made by

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Exposure to __________ accelarates the degradation of plastics.

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Which of the following equipments is used for liquid dispersion?

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