A.Thermal conductivity
B.Thickness
C.Heat transfer area
D.Temperature difference
Explanation: The correct answer is Thickness.
Submitted by: Academy of Pakistan
Chemical Engineering MCQs: 8,342 practice questions with answer choices and available explanations. Page 80 of 557.
Chemical Engineering MCQs
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A.Adsorption on silica gel
B.Bubbling it through dilute sulphuric acid
C.Adsorption on bog iron bed
D.Absorption in wash oil
Explanation: The correct answer is Adsorption on bog iron bed.
Submitted by: Academy of Pakistan
A.Prevention of fluid leakage around moving parts
B.Absorbing the contraction/expansion of pipeline due to temperature changes
C.Facilitating smooth opening and closing of a valve
D.Reducing the resistance of fluid flow
Explanation: The correct answer is Prevention of fluid leakage around moving parts.
Submitted by: Academy of Pakistan
A.A = E – TS
B.None of these
C.A = H – TS
Explanation: The correct answer is A = E – TS.
Submitted by: Academy of Pakistan
A.Turbine
B.Pump
C.Coupling
D.Press
Explanation: The correct answer is Press.
Submitted by: Academy of Pakistan
A.ΔV = 0
B.ΔH = 0
C.ΔH = 1 (+ ve) and Δ V = -ve
D.Both B. and C.
Explanation: The correct answer is Both B. and C..
Submitted by: Academy of Pakistan
A.Flux
B.Protective layer
C.Binder
D.Slag
Explanation: The correct answer is Slag.
Submitted by: Academy of Pakistan
A.Skimming tank
B.Lagoon
C.Imhoff tank
D.Oxidation
Explanation: The correct answer is Oxidation.
Submitted by: Academy of Pakistan
A.CO2 and N2
B.HNO3 and CaCO3
C.CO2, H2 and N2
D.NH3 and CO
Explanation: The correct answer is CO2, H2 and N2.
Submitted by: Academy of Pakistan
A.°API = (141.5/G) – 131.5
B.°API = (140/G) – 130
C.°API = 200(G – 1)
D.°API = 145 – (145/G)
Explanation: The correct answer is °API = (141.5/G) – 131.5.
Submitted by: Academy of Pakistan
A.Between 0 and 1
B.1
Explanation: The correct answer is 1.
Submitted by: Academy of Pakistan
A.Opportunities
B.Product distribution
C.Economics
D.Competition from other manufactures
Explanation: The correct answer is Economics.
Submitted by: Academy of Pakistan
A.None of these
B.Kinetic energy & pressure
C.Elevation & pressure
D.Elevation & kinetic energy
Explanation: The correct answer is Elevation & pressure.
Submitted by: Academy of Pakistan
A.18
B.36
C.6
D.12
Explanation: The correct answer is 18.
Submitted by: Academy of Pakistan
A.Limestone
B.Sodium sulphate
C.Coke
D.Soda ash
Explanation: The correct answer is Soda ash.
Submitted by: Academy of Pakistan