Home
About Us
Contact Us
Privacy Policy
Search
Home
→
Fluid Mechanics for Chemical
→
The peripheral velocity at inlet of a centrifugal pump having inlet diameter of 25 cms and rotating at 950 rpm is __________ m/sec?
Related MCQs
The fluid velocity varies as the cube of the cylindrical pipe diameter in case of steady state laminar flow at constant pressure drop for __________ fluid?
Quicksand is an example of a __________ fluid?
Design of the casing of centrifugal pump should be such as to minimise the__________?
Drag co-efficient CD, in Stoke’s law range is given by__________?
If three pipes of different diameters, lengths & friction factors are connected in parallel, then (where, Q = flow rate, V= fluid velocity f = friction factor). ?
The valve used for very remote and accurate control of fluid is a __________ valve?
For laminar flow of a shear thinning liquid in a pipe, if the volumetric flow rate is doubled, the pressure gradient will increase by a factor of__________?
Capacity of a rotary gear pump can be varied by__________?
The vent valve provided in a liquid handling centrifugal pump is__________?
Paper pulp is an example of __________ fluid?
Drag is the force component exerted on an immersed object, ?
The most serious disadvantage of an orificemeter is that__________?
Boundary layer exists in flow__________?
The capillary rise of mercury is maximum in glass tube of dia __________ mm?
Laminar flow is characterised by the nonexistence of__________?
The maximum depth from which a centrifugal pump can draw water is__________?
The pressure and power requirement of a gas fan at constant speed & capacity varies __________ the gas density?
A centrifugal pump designed to pump water is employed to pump a more viscous oil. In the later case, the pump__________?
A 2″ gate valve fitted in a pipe is replaced by a similar globe valve. Pressure drop in gate valve was Δp. For the same discharge, the pressure drop across globe valve is__________?
The co-efficient of discharge of an orificemeter is a function of __________?
A streamline is a line in flow field __________?
Bernoulli’s equation for steady, frictionless, continuous flow states that the __________ at all sections is same?
In turbulent flow, the__________?
Check valve is used for __________ flow?
Froude number is not a factor__________?
To handle smaller quantity of fluid at higher discharge pressure, use a __________ pump?
The discharge through a rectangular weir varies as __________?
A Venturimeter measures the__________?
In an incompressible flow of fluid, the fluid __________?
An ideal plastic substance indicates no deformation, when stressed upto yield stress, but behaves like a Newtonian fluid beyond yield stress. Which of the following is an ideal plastic ?
In which of the following cases, it is possible for flow to occur from low pressure to high pressure ?
Two piping system are said to be equivalent, when the __________ are same?
Ratio of inertial forces to surface tension forces is called the __________ number?
Normal depth in open channel flow is the depth of flow in the channel __________?
Boundary layer thickness in laminar flow over a flat plate increases as(where, d = distance from the leading edge.) ?
__________ flow means the flow of incompressible fluid with no shear ?
Centrifugal pump can’t be used to pump __________?
A weir is used to measure the large water discharge rate from a river or from an open channel. A weir is not of __________ shape?
An ideal fluid is__________?
__________ is an example of axial flow impeller?
The distance between metacentre and __________ is called metacentric height?
Enamels and paints are generally __________ fluid?
A centrifugal pump has the following specifications: Power = 4 H.P.; Speed = 800 rpm Head = 8 metres Flow = 1000 litres/minutes. If its speed is halved, then the new head will be __________ metres?
The Reynolds number for an ideal fluid flow is __________?
For turbulent fluid flow in pipe, the expression for Prandtl one seventh power law is (where, r = pipe radius, x = distance) ?
The time of oscillation of a floating body is __________?
The fluid velocity varies as the square of the cylindrical pipe diameter, in case of steady state laminar flow at constant pressure drop, for __________ fluid?
Vane anemometer __________?
Diaphragm valves are used for handling __________ fluids?
Correction for capillary effect in manometers (used for pressure measurement) need not be applied, if diameter of the manometer tube is __________ mm?
Which of the following conditions must be satisfied for lift force to be developed ?
The peripheral velocity at inlet of a centrifugal pump having inlet diameter of 25 cms and rotating at 950 rpm is __________ m/sec?
A. 1.8
B. 12.4
C. 186.2
D. 736.4
Correct Answer:
12.4
✔
Last Updated:
March 10, 2019