Q621
Open questionWhat happens, when SO2 is passed through a solution of H2S in water?
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Chemical Engineering Basics
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Q622
Open questionWhich of the following is the most suitable abrasive for grinding high tensile strength materials?
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Q623
Open questionMoist air is cooled along the line of constant __________ , when it is passed over a cold & dry cooling coil, such that no condensation occurs.
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Q624
Open questionMoist air is cooled along the line of constant __________ , when it is passed over a cold & dry cooling coil, such that no condensation occurs?
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Q625
Open questionMidrex process of sponge iron production uses reformed natural gas as the reducing agent, which uses iron ore in the form of
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Q626
Open questionThe primary strengthening mechanism in 70 : 30 brass is the
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Q627
Open questionWhich of the following hardness tests uses the depth of penetration caused by the indentor as the parameter for arriving at the hardness value of a material ?
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Q628
Open questionThe malleability of a material is the property by virtue of which it can be rolled or hammered into thin sheets. Which of the following materials has the maximum malleability ?
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Q629
Open questionSpecific gravity of hot metal (pig iron) is __________ times that of the blast furnace slag.
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Q630
Open questionThe pH value is the measure of hydrogen ion concentration in a solution. The term pH stands for the __________ in the solution.
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Q631
Open questionStresses encountered in the metal forming processes are less than the __________ of the material.
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Q632
Open questionReduction in the grain size reduces the __________ of the material.
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Q633
Open questionThe maximum value, which the residual stress in a material can reach is the __________ of the material.
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Q634
Open questionFreezing of 35% oleum during its shipment in winter is avoided by the addition of small amount of
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Q635
Open question__________ addition increases the depth of hardness of steel.
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Q636
Open questionConsider the equilibrium A(g) + B(g) = AB(g). When the partial pressure of A is 10-2 atm, the partial pressure of B is 10-3 atm and the partial pressure of AB is 1 atm, the equilibrium constant 'K' is
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Q637
Open questionOut of the following, the __________ pipe has the least corrosion resistance.
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Q638
Open questionElectrical conductivities of semi-conductors are of the order of __________ ohm/cm.
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Q639
Open questionWhich of the following is not categorised as the ore agglomeration process?
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Q640
Open questionThe activity co-efficient of the solute in a dilute solution
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