Chemical Engineering MCQs

6108 MCQs  (Page 402 of 611)

Attempt Chemical Engineering Quiz
Nominal size of a pipe is an indication of its ______________ diameter?
A. Inner
B. Outer
C. Approximate
D. None of these
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The fluid in which the shearing stress within it is proportional to the velocity gradient across the sheared section, is called a _____________ fluid?
A. Bingham
B. Newtonian
C. Perfect
D. None of these
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With increase in pump speed, its NPSH requirement_________________?
A. Decreases
B. Increases
C. Remains unaltered
D. Can either increase or decrease; depends on other factors
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Pressure drag does not depend upon the_________________?
A. Roughness of surface of the body
B. Pressure of main flow only
C. Length of the body in flow direction
D. All a., b. and c.
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The exit cone angle in case of a standard Venturimeter is _____________ the entrance cone angle?
A. Smaller than
B. Greater than
C. Equal to
D. Either a. or b.
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Molten soap mass is transported by a ______________ pump?
A. Diaphragm
B. Reciprocating
C. Gear
D. Centrifugal
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Assuming flow to be laminar, if the diameter of the pipe is halved, then the pressure drop will_______________?
A. Increase
B. Decrease
C. Remain same
D. Be quadrupled
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Dimension of surface tension is (where, F = force, L = length) ?
A. Fl-1
B. F-1. l
C. F.l-2
D. F-2. l
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The schedule number of a pipe is an indication of its_________________?
A. Size
B. Roughness
C. Material density
D. Wall thickness
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A fluid is a substance, that_________________?
A. Has to be kept in a closed container
B. Is almost incompressible
C. Has zero shear stress
D. Flows when even a small shear is applied to it
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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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