32902. 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.
32903. Kinetic energy of fluid per unit weight represented by the velocity head is given by
32904. At a constant speed of the centrifugal pump . it __________ the impeller diameter.
32905. The pressure co-efficient is the ratio of pressure forces to __________ forces.
32906. Vena-contracta formed during flow of a liquid through an orificemeter has
32907. 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)
32908. Horsepower increase of a centrifugal gas compressor without altering the volumetric flow rate will __________ the gas discharge pressure.
32909. In continuous fluidisation
32910. Glass pipes can be joined by
32911. 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
32912. 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
32913. Weber number is the ratio of inertial force to __________ force.
32914. The curve of metacentre for a floating body __________ the curve of buoyancy.
32915. 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 ?
32916. The range of a particular rotameter can be increased by
32917. Which of the following is dimensionless ?
32918. 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.
32919. A compressor that takes suction at a pressure below atmospheric and discharge against atmospheric pressure is called a __________ pump.
32920. 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 ?
32921. Dimension of kinematic viscosity is
32922. A streamline is a line in flow field,
32923. While starting an axial flow pump, its delivery valve should be kept
32924. __________ forces do not act in case of fluid flow.
32925. Non-colloidal solution is an example of the __________ fluid.
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