19301. What is the maximum theoretical suction lift (metres) of a reciprocating pump ?
19302. The terminal velocity of a particle moving through a fluid varies as dpn. The value of n is equal to __________ in Stoke's law regime.
19303. Function of air vessel provided in a reciprocating pump is to
19304. The Prandtl pitot tube measures the
19305. Pressure drop in packed bed for turbulent flow is given by the __________ equation.
19306. In the complete turbulence zone (in rough pipes), the
19307. Which of the following has the minimum compressibility ?
19308. In case of centrifugal fan or blower, the gas capacity varies as
19309. The pen you are looking ----------is here.
19310. Somewhere in the distance,--------------bell rang
19311. The velocity profile for a Bingham plastic fluid flowing (under laminar conditions) in a pipe is
19312. Fanning friction factor for laminar flow of fluid in a circular pipe is
19313. Mach number is the ratio of the speed of the
19314. A piezometer opening measures the __________ fluid pressure.
19315. Drag force on the float of a rotameter is(where Q = flow rate of the )
19316. The unit of dynamic viscosity in SI unit is
19317. Pressure drop (Δp) for a fluid flowing in turbulent flow through a pipe is a function of velocity (V) as
19318. Dean number is concerned with the
19319. The equation given below is called the __________ .
f-0.5 = 4.07 loge (NRef )-0.6
19320. Poise is converted into stoke by
19321. The fluid velocity varies as the square root of the cylindrical pipe diameter in case of steady state laminar flow at constant pressure drop fo __________ fluid.
19322. Kinetic energy of fluid per unit weight represented by the velocity head is given by
19323. At a constant speed of the centrifugal pump . it __________ the impeller diameter.
19324. The pressure co-efficient is the ratio of pressure forces to __________ forces.
19325. Vena-contracta formed during flow of a liquid through an orificemeter has
19326. Who wrote the book 'Planned Economy for India'?
19327. 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)
19328. Horsepower increase of a centrifugal gas compressor without altering the volumetric flow rate will __________ the gas discharge pressure.
19329. In continuous fluidisation
19330. Glass pipes can be joined by
19331. If two capillary tubes of dia 0.5 mm and 1 mm are dipped in a pot containing mercury, then the rise of mercury is
19332. 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
19333. Weber number is the ratio of inertial force to __________ force.
19334. The curve of metacentre for a floating body __________ the curve of buoyancy.
19335. At what value of crank angle (roughly), no flow of water from or into the air vessel takes place in case of a double acting reciprocating pump ?
19336. The range of a particular rotameter can be increased by
19337. Which of the following is dimensionless ?
19338. A liquid is pumped at the rate of 600 litres using 1000 rpm. If the rpm is changed to 1100, the liquid pumped is __________ litres.
19339. A compressor that takes suction at a pressure below atmospheric and discharge against atmospheric pressure is called a __________ pump.
19340. A bed of spherical particles (specific gravity 2.5) of uniform size 1500 μm is 0.5 m in diameter and 0.5 m high. In packed bed state, the porosity may be taken as 0.4. Ergun's equation for the above fluid-particle system (in SI units) is given below :
Δ P/L = 375 x 103 VOM + 10.94 x 106 V2OM (SI units)
If water is to be used as the fluidising medium, in actual operation, the above bed has a height = 1 m. What is the porosity of the fluidised bed ?
19341. Dimension of kinematic viscosity is
19342. A streamline is a line in flow field,
19343. While starting an axial flow pump, its delivery valve should be kept
19344. __________ forces do not act in case of fluid flow.
19345. Non-colloidal solution is an example of the __________ fluid.
19346. When I first met him,he -----------------in a hospital
19347. Identification of pipelines carrying different liquids and gases is done by the __________ of the pipe.
19348. ’I bought a book’is the active form of
19349. What is the unit of kinematic viscosity in SI unit ?
19350. Hydraulic __________ works on the principle of Pascal's law of transmission of fluid pressure.