Chemical Engineering MCQs

6108 MCQs  (Page 392 of 611)

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The momentum correction factor for the velocity distribution of laminar flow is____________________?
A. 1.3
B. 1.66
C. 2.5
D. None of these
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_____________________ pumps are a group of vacuum pumps ?
A. Hyster
B. Sump
C. Mono
D. Submerged
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Differential manometer measures the___________________?
A. Absolute pressure
B. Gauge pressure
C. Pressure difference
D. Pressure gradient
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With decrease in particle size to be fluidised by a particular fluid, the operating range of fluidisation velocity___________________?
A. Widens
B. Squeezes
C. Does not change
D. Unpredictable from the data
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The length of the tube necessary for the boundary layer to reach the centre of the tube and for fully developed flow to be established is called the _____________ length?
A. Equivalent
B. Transition
C. Prandtl mixing
D. None of these
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Diaphragm pumps are used to transport_________________?
A. Solids
B. Liquids
C. Fluids
D. Slurries
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Rubber latex is an example of ______________ fluid?
A. Dilatants
B. Newtonian
C. Pseudo plastic
D. Bingham plastic
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Discharge from a 24 inch pipe of water at 10 ft/sec will be _____________ ft3/sec?
A. 7.65
B. 32.36
C. 48.22
D. 125.6
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For the same flow rate of a fluid, the pressure drop is the least for ____________________?
A. Venturimeter
B. Orificemeter
C. Flow-nozzle
D. Δp is same for all
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For laminar flow of Newtonian fluids through a circular pipe, for a given pressure drop and length & diameter of pipe, the velocity of fluid is proportional to (where, μ = fluid viscosity ) ?
A. Μ
B. 1/μ
C. √μ
D. 1/√μ
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Word of the Day
26 Jul
Simultaneously
at the same time.
ایک ہی وقت میں، ایک ساتھ، بیک وقت

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