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The continuity equation of fluid mechanics utilises the principle of conservation of _________________?
Related MCQs
Existence of boundary layer in fluid flow is because of the__________?
The energy loss over a length of pipeline according to Darcy-Weisbach equation for pipe flow is __________ the mean velocity of flow?
In case of end to end connection of two or more pipes in series, the __________ each pipe?
What is the ratio of displacement thickness to nominal thickness for a linear distribution of velocity in the boundary layer on a flat plate ?
Foot valves are provided in the suction line of a centrifugal pump to __________?
As per Newton’s law of viscosity, the shear stress for a given rate of angular deformation of fluid is proportional to (where, μ = fluid viscosity) ?
Which of the following equations is valid for laminar flow of a fluid through packed bed ?
A piezometer provided in the pipe measures__________?
Drag force on the float of a Rotameter is (where Q = flow rate of the)__________?
Toothpaste is a__________?
In a dry packed bed, the pressure drop will be changed by increasing the flow rate as__________?
Pick out the correct statement pertaining to transition/ entrance length in fluid flow ?
Which law/principle of solid mechanics is similar/equivalent to Newton’s law of viscosity in fluid mechanics ?
Which of the following is used for very accurate measurement of flow of gas at low velocity ?
The speed of a sound wave in a gas is analogous to the speed of __________?
A Pitot tube indicates 5 cm of water (manometer) when it is being used for measuring velocity of air. The velocity of air in m/sec is__________?
An isentropic process is the one, in which__________?
Pressure drop for turbulent fluid flow through a circular pipe is given by__________?
With the increase in depth, the hydrostatic pressure in an un-accelerated incompressible fluid (in a constant gravitational field) ?
For a given fluid flow rate, which of the following incurs maximum head loss ?
For a fluid rotating at constant angular velocity about vertical axis as a rigid body, the pressure intensity varies as the__________?
In a fluidised bed reactor__________?
What type of motion the fluid element undergoes, when it changes from one position to another position, such that the angle between the two sides changes ?
Mach number is the ratio of the speed of the __________?
Actual lift of a pump is always less than the theoretical lift and is limited by the__________?
Low specific speed of a pump implies that, it is a/an __________ pump?
Function of air vessel provided in a reciprocating pump is to__________?
A relief valve__________?
Power required by a centrifugal pump is proportional to (where, D = diameter, N = r.p.m) __________?
Drag is defined as the force exerted by the__________?
One poise (unit of absolute/dynamic viscosity) is equivalent to one__________?
With increase in molecular weight of the gas, the head developed by a centrifugal compressor will__________?
In case of a pipe exit fitted with a nozzle, the__________?
Which of the following can be used to create a flow of gas, where no significant compression is required ?
The ratio of inertial forces to viscous forces is called the __________ number?
In laminar flow through a round tube, the discharge varies __________?
Fanning friction factor for laminar flow of fluid in a circular pipe is__________?
A hydraulic accumulator comprises of__________?
A pump operating under specific conditions delivers insufficient quantity of liquid. This may be set right by__________?
The ratio of pressure forces to inertial forces is called the __________ number?
In case of turbulent flow of fluid through a circular pipe, the __________?
The ratio of the depth of flow to the diameter of the channel for maximum discharge in a circular channel in open channel flow is__________?
Forces acting on a particle settling in fluid are __________ forces?
Fluid resistance to shear depends upon its__________?
Which of the following relationship is valid for the equilibrium position of the float in a Rotameter? (Where, Df= Drag force on the float Bf = Buoyant force on the float Wf = Weight of the float)?
The equation relating friction factor to Reynold number, f-0.5 = 4 loge (NRe/√f)-0.4, is called the __________ equation?
Applicability of Bernoulli’s equation is limited to a/an __________ fluid, that does not exchange shaft work with the surroundings?
Potential flow is characterised by the__________?
Viscosity of water at 40°C lies in the range of__________?
Prandtl mixing length is__________?
The pressure co-efficient is the ratio of pressure forces to __________ forces?
The continuity equation of fluid mechanics utilises the principle of conservation of _________________?
A. Momentum
B. Mass
C. Energy
D. Both B. & C.
Correct Answer:
Mass
✔
Last Updated:
March 09, 2019