1000+ Chemical Engineering Fluid Mechanics MCQ Questions & Answers - 1
Question: 1
One dimensional flow implies
(A) a flow which does not account for changes in transverse direction
(B) steady uniform flow
(C) unsteady uniform flow
(D) flow in a straight line
Ans: A
a flow which does not account for changes in transverse direction
Question: 2
The centre of pressure is
(A) at the centroid of the submerged area
(B) a point on the line of action of the resultant force
(C) always above the centroid of the area
(D) always below the centroid of the area
Ans: B
a point on the line of action of the resultant force
Question: 3
In a laminar flow through a round tube, the discharge varies
(A) as the square of the radius
(B) inversely as the viscosity
(C) inversely as the pressure drop
(D) linearly as the viscosity
Ans: B
inversely as the viscosity
Question: 4
Venturimeter and orifice meter measures the _____ of the fluid.
(A) average velocity
(B) point velocity
(C) maximum velocity
(D) pressure
Ans: A
average velocity
Question: 5
Bernoulli’s theorem describes the
(A) mechanical energy balance in boundary layer
(B) mechanical energy balance in turbulent flow
(C) kinetic energy balance in laminar flow
(D) mechanical energy balance in potential flow
Ans: D
mechanical energy balance in potential flow
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