Question: Fanning equation is given by. It is applicable to __________ region flow.
[A].transition
laminar
turbulent
both (b) and (c)
[A].
[B].
[C].
[D].
Answer: Option D
Explanation:
No answer description available for this question.
Fluid Mechanics
Drag co-efficient for flow past immersed body is the ratio of __________ to the product of velocity head and density.
Question: Drag co-efficient for flow past immersed body is the ratio of __________ to the product of velocity head and density.
[A].shear stress
shear force
average drag per unit projected area
none of these
[A].
[B].
[C].
[D].
Answer: Option C
Explanation:
No answer description available for this question.
Newton’s law of viscosity relates the
Question: Newton’s law of viscosity relates the
[A].shear stress and velocity.
velocity gradient and pressure intensity.
shear stress and rate of angular deformation in a fluid.
pressure gradient and rate of angular deformation.
[A].
[B].
[C].
[D].
Answer: Option C
Explanation:
No answer description available for this question.
Flow measurement in an open channel is done by a/an
Question: Flow measurement in an open channel is done by a/an
[A].venturimeter
orificemeter
weir
rotameter
[A].
[B].
[C].
[D].
Answer: Option C
Explanation:
No answer description available for this question.
For laminar flow of Newtonion 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 )
Question: For laminar flow of Newtonion 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
1/μ
μ
1/μ
[A].
[B].
[C].
[D].
Answer: Option B
Explanation:
No answer description available for this question.
Mass velocity in case of steady flow and through a constant cross-section conduit is independent of the
Question: Mass velocity in case of steady flow and through a constant cross-section conduit is independent of the
[A].temperature
pressure
both (a) & (b)
neither (a) nor (b)
[A].
[B].
[C].
[D].
Answer: Option C
Explanation:
No answer description available for this question.
For laminar flow of Newtonion fluid in a circular pipe, the velocity distribution is a function of the distance ‘d’ measured from the centre line of the pipe, and it follows a __________ relationship.
Question: For laminar flow of Newtonion fluid in a circular pipe, the velocity distribution is a function of the distance ‘d’ measured from the centre line of the pipe, and it follows a __________ relationship.
[A].logarithmic
parabolic
hyperbolic
linear
[A].
[B].
[C].
[D].
Answer: Option B
Explanation:
No answer description available for this question.
In fluid flow, the boundary layer separation can not occur
Question: In fluid flow, the boundary layer separation can not occur
[A].in case of boundaries experiencing form drag.
at points of abrupt changes in the flow directions.
in laminar flow.
none of these.
[A].
[B].
[C].
[D].
Answer: Option D
Explanation:
No answer description available for this question.
Drag is defined as the force exerted by the
Question: Drag is defined as the force exerted by the
[A].fluid on the solid in a direction opposite to flow.
fluid on the solid in the direction of flow.
solid on the fluid.
none of these.
[A].
[B].
[C].
[D].
Answer: Option B
Explanation:
No answer description available for this question.
In case of isentropic flow, the speed of sound in an ideal gas is proportional to (where, T = absolute temperature )
Question: In case of isentropic flow, the speed of sound in an ideal gas is proportional to (where, T = absolute temperature )
[A].1/T
1/T
T
T
[A].
[B].
[C].
[D].
Answer: Option C
Explanation:
No answer description available for this question.