Q. Hydraulic radius of 6" x 12" cross-section, is __________ inches.

View solution

Q. Baffles in mixing tanks are provided to

View solution

Q. Which of the following equations is valid for laminar flow of a fluid through packed bed?

View solution

Q. In case of laminar flow of fluid through a circular pipe, the

View solution

Q. Which of the following facilitates close control of flow of fluids ?

View solution

Q. Fanning friction factor equation applies to the __________ fluid flow.

View solution

Q. For an ideal fluid flow, Reynolds number is

View solution

Q. Stoke's equation is valid in the Reynolds number range

View solution

Q. The ratio of pressure forces to inertial forces is called the __________ number.

View solution

Q. Bernoulli's equation for fluid flow is derived following certain assumptions. Out of the assumptions listed below, which set of assumptions is used in derivation of Bernoulli's equation ?

A. Fluid flow is frictionless & irrotational.
B. Fluid flow is steady.
C. Fluid flow is uniform & turbulent.
D. Fluid is compressible.
E. Fluid is incompressible.

View solution

Q. Cavitation in a centrifugal pump results from

View solution

Q. For turbulent flow of newtonion fluid in a circular cross-section pipe, the ratio of maximum to average fluid velocity is

View solution

Q. Power required by a centrifugal pump is proportional to (where, D = diameter, N = r.p.m)

View solution

Q. Equivalent length of a pipe fitting is

View solution

Q. Buckingham-π theorem states that in any physical problem including 'n' quantities having 'm' diamensions, the quantities can be arranged into __________ independent dimensionless parameters.

View solution

Q. A fluid which has a linear relationship between the magnitude of applied shear-stress and the resulting rate of deformation is called a/an __________ fluid.

View solution

Q. Existence of boundary layer in fluid flow is because of the

View solution

Q. A globe valve is the most suitable for applications, in which

View solution

Q. __________ isused for measuring the static pressure exerted on the wall by a fluid flowing parallel to the wall in a pipeline.

View solution

Q. One stoke (unit of kinematic viscosity) is equivalent to

View solution