Q. Weber number is the ratio of inertial force to __________ force.

View solution

Q. The curve of metacentre for a floating body __________ the curve of buoyancy.

View solution

Q. For very low pressure and high discharge rate, the compressor used is a/an __________ compressor.

View solution

Q. Pumping of a corrosive liquid is generally preferred to be done by a __________ pump, as it can be made of a variety of materials including plastics.

View solution

Q. The main factor on which the behaviour of a mass of fluidised solid depends mainly is the

View solution

Q. What is the speed of sound (m/sec) in ordinary water ?

View solution

Q. Two piping system are said to be equivalent, when the __________ are same.

View solution

Q. The equivalent diameter for fluid flow through square cross section channel of side 'x', for pressure drop calculation purpose is given by

View solution

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