A.Smelting in a furnace
B.Froth floatation technique
C.Dissolving in water
D.Leaching with sulphuric acid
Explanation: The correct answer is Leaching with sulphuric acid.
Submitted by: Academy of Pakistan
Chemical Engineering MCQs: 8,342 practice questions with answer choices and available explanations. Page 369 of 557.
Chemical Engineering MCQs
Showing page 369 of 557 · 8,342 total solved questions available.
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A.Manufacture of carbon electrode
B.Discoloration of yellow glycerine
C.Blast furnace for reduction of iron ore
D.Sugar refining
Explanation: The correct answer is Manufacture of carbon electrode.
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A.1
B.0.5
C.2
D.3
Explanation: The correct answer is 0.5.
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A.Rpm of a flywheel
B.Depression of freezing point
C.Liquid level under pressure
D.Frequency of light
Explanation: The correct answer is Rpm of a flywheel.
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A.Phosphor bronze
B.Aluminium
C.Duralumin
D.High silicon (14%) iron
Explanation: The correct answer is Duralumin.
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A.Brass
B.Monel
C.Inconel
D.Aluminium bronzes
Explanation: The correct answer is Inconel.
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A.Reactants
B.Coolant
C.Product
D.None of these
Explanation: The correct answer is Coolant.
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A fluid element has a velocity V = -y2. xi + 2yx2. j. The motion at (x, y) = (1/√2, 1) is________?
0A.Rotational and incompressible
B.Irrotational and compressible
C.Irrotational and incompressible
D.Rotational and compressible
Explanation: The correct answer is Rotational and compressible.
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A.Clausius-Clapeyron Equation
B.Nernst Heat Theorem
C.Maxwell’s equation
D.Van Laar equation
Explanation: The correct answer is Clausius-Clapeyron Equation.
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A.Lewis number
B.Psychrometric ratio
C.Sherwood number
D.Stanton number
Explanation: The correct answer is Lewis number.
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A.Rotary
B.Tray
C.None of these
D.Tunnel
Explanation: The correct answer is Rotary.
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A.None of these
B.Desulphurisation
C.Steam reforming
D.Distillation
Explanation: The correct answer is Distillation.
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A.d4/5
B.d1/3
C.√d
D.d2/3
Explanation: The correct answer is d4/5.
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A.Euler
B.Weber
C.Mach
D.Froude
Explanation: The correct answer is Euler.
Submitted by: Academy of Pakistan
Pollution by particulate matter emission in the atmosphere does not take place during metal________?
0A.Grinding
B.Cutting
C.Polishing
D.Machining
Explanation: The correct answer is Polishing.
Submitted by: Academy of Pakistan