Chemical Engineering :: Chemical Engineering Basics
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For a first order chemical reaction, the concentration of the reactant decreases __________ with time.
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Air standard Otto cycle is more efficient than the diesel cycle for the same
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In case of brasses, with decreasing zinc percentage and increasing copper percentage, its __________ increases.
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A suitable lubricant used for watches is
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Out of the following __________ iron has the best capability to bear sudden & excessive shocks.
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For the irreversible reaction, Ca+ 2C = Ca C2 , Δ H°298 = - 60000 J . mole-1 . If a system initially containing 2 moles of calcium, 3 moles of carbon and 1 mole of calcium carbide is allowed to react to completion, the heat evolved at 298 K will be
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Projection welding & stud welding is categorised as the __________ welding.
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The driving force for the sintering of a powder compact is
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The amount of water evaporated in kg per kg of fuel burnt in a boiler is called the __________ of a boiler.
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Volumetric composition of flue gas analysed with the Orsat apparatus is : CO2 = 12%, O2 = 8%, CO = nil, N2 = 80%. This flue gas composition indicates that