A.Velocity at a point in the flow
B.Average flow velocity
C.Pressure at a point
D.Pressure difference in pipe flow
Explanation: The correct answer is Velocity at a point in the flow.
Submitted by: Academy of Pakistan
Chemical Engineering MCQs: 8,342 practice questions with answer choices and available explanations. Page 50 of 557.
Chemical Engineering MCQs
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A.CO2
B.NH3
C.CH4
D.H2
Explanation: The correct answer is CH4.
Submitted by: Academy of Pakistan
A.None of these
B.Depends on the depth of the submergence of the floating body
C.Depends on the weight of the floating body
D.For non-symmetrical bodies is not vertical
Explanation: The correct answer is Depends on the weight of the floating body.
Submitted by: Academy of Pakistan
A.Hardness
B.Percent elongation
C.Impact strength
D.Both B & C
Explanation: The correct answer is Impact strength.
Submitted by: Academy of Pakistan
A.> 4
B.1
C.< 2
Explanation: The correct answer is > 4.
Submitted by: Academy of Pakistan
A.Hearth of blast furnace
B.Walls of coke oven
C.Side wall of soaking pits
D.Regenerators of coke oven
Explanation: The correct answer is Hearth of blast furnace.
Submitted by: Academy of Pakistan
A.+ve
B.0
Explanation: The correct answer is +ve.
Submitted by: Academy of Pakistan
Dittus-Boelter equation used for the determination of heat transfer co-efficient is valid ________?
0A.For fluids in turbulent flow
B.When Grashoff number is very important
C.For liquid metals
D.For fluids in laminar flow
Explanation: The correct answer is For fluids in turbulent flow.
Submitted by: Academy of Pakistan
A.None of these
B.Copper & aluminium
C.Iron & copper
D.Lead & tin
Explanation: The correct answer is None of these.
Submitted by: Academy of Pakistan
A.Decomposition of water
B.Conversion of graphite to diamond
C.Dehydrogenation of ethane to ethylene
D.None of these
Explanation: The correct answer is None of these.
Submitted by: Academy of Pakistan
A.Reynolds
B.Grashoff
C.Both ‘a’ & ‘b’
D.Prandtl & Grashoff
Explanation: The correct answer is Prandtl & Grashoff.
Submitted by: Academy of Pakistan
A.0.5
B.0.1
C.0.01
D.0.25
Explanation: The correct answer is 0.1.
Submitted by: Academy of Pakistan
A.Concrete
B.Plastic
C.Steel
D.Cast iron
Explanation: The correct answer is Cast iron.
Submitted by: Academy of Pakistan
The flow of gas along a pipe in the direction of decreasing pressure causes decrease in its________?
0A.Specific volume
B.Viscosity
C.Velocity
D.None of these
Explanation: The correct answer is Specific volume.
Submitted by: Academy of Pakistan
A.Does not affect its consumption in the furnace
B.Increases its consumption in the furnace
C.Decreases its hardness and abrasion resistance
D.Reduces its consumption in the furnace
Explanation: The correct answer is Increases its consumption in the furnace.
Submitted by: Academy of Pakistan