A. 1/μ
B. μ
C. μ2
D. 1/μ2
Correct Answer: μ ✔
Last Updated: March 09, 2019
Related MCQs
- 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?
- In magnetic flow meters, voltage generation is__________?
- Which of the following is a Newtonian fluid ?
- In which of the following body shapes, the pressure drag is large compared to the friction drag ?
- Pressure drop in a fluidised bed reactor is __________ that in a similar packed bed reactor?
- When the water is warm, the height to which it can be lifted by a pump__________?
- In centrifugal pumps, cavitation occurs, when pressure of the impeller eye or vane becomes__________?