A.To ensure uniform temperature
B.To increase heat transfer by convection
C.All A., B. and C.
D.In furnaces, operating below 750°C
Explanation: The correct answer is All A., B. and C..
Submitted by: Academy of Pakistan
Chemical Engineering MCQs: 8,342 practice questions with answer choices and available explanations. Page 206 of 557.
Chemical Engineering MCQs
Showing page 206 of 557 · 8,342 total solved questions available.
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A.Pressure & specific volume
B.Temperature & specific volume
C.Temperature only
D.Pressure & temperature
Explanation: The correct answer is Pressure & temperature.
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A.2Al2O3. 3SiO2
B.3Al2O3. 2SiO2
C.Al2O3. SiO2
D.Al2O3. 2SiO2
Explanation: The correct answer is 3Al2O3. 2SiO2.
Submitted by: Academy of Pakistan
A.None of these
B.Unit of thermal conductance is W/°K
C.Thermal conductance of a wall of thickness ‘L’, thermal conductivity ‘k’ and heat flow area ‘A’ is kL/A
D.Reciprocal of the resistance to heat flow is called thermal conductance
Explanation: The correct answer is Thermal conductance of a wall of thickness ‘L’, thermal conductivity ‘k’ and heat flow area ‘A’ is kL/A.
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A.Carborundum
B.Periclase
C.Bauxite
D.Corundum
Explanation: The correct answer is Carborundum.
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A.Polyester
B.Polypropylene
C.Polystyrene
D.Polyurethane
Explanation: The correct answer is Polystyrene.
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A.Tensile strength
B.Compressive strength
C.Corrosion resistance
D.Machinability
Explanation: The correct answer is Machinability.
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A.Cage
B.All tumbling
C.Compartment
D.Pebble
Explanation: The correct answer is Cage.
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A.500
B.100
C.50
D.1
Explanation: The correct answer is 1.
Submitted by: Academy of Pakistan
A.N2
B.N3
C.N1
D.N°
Explanation: The correct answer is N2.
Submitted by: Academy of Pakistan
A.Pumps and compressor
B.Fabricated equipment and machinery
C.Electrical equipments and material
D.Process instruments and control
Explanation: The correct answer is Fabricated equipment and machinery.
Submitted by: Academy of Pakistan
A.Smoke point
B.Pour point
C.Viscosity index
D.Viscosity
Explanation: The correct answer is Smoke point.
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A.Reduced pressure and reduced temperature
B.Critical pressure and critical temperature
C.None of these
D.Pressure and temperature
Explanation: The correct answer is Reduced pressure and reduced temperature.
Submitted by: Academy of Pakistan
A.Phenol
B.Hexane
C.Propane
D.Furfural
Explanation: The correct answer is Propane.
Submitted by: Academy of Pakistan
A.Increases
B.Unpredictable from the data
C.Decreases
D.Remains unchanged
Explanation: The correct answer is Decreases.
Submitted by: Academy of Pakistan