Hydraulics And Fluid Mechanics - Study Mode
[#221] For laminar flow in a pipe of circular cross-section, the Darcy’s friction factor f is
Correct Answer
(C) inversely proportional to Reynolds number and indpendent of pipe wall roughness
[#222] The flow which neglects changes in a transverse direction is known as
Correct Answer
(A) one dimensional flow
[#223] For measuring flow by a venturimeter, if should be installed in
Correct Answer
(D) in any direction and in any location.
[#224] Which of the following instrument can be used for measuring speed of an aeroplane
Correct Answer
(D) pitot tube
[#225] The vapour pressure over the concave surface is
Correct Answer
(A) less man the vapour pressure over the plane surface