Fluid Mechanics Multistage compressors are used in industry, because they Reduce the size requirement Reduce the cost of compressor Resemble closely to isothermal compression Are easy to control Reduce the size requirement Reduce the cost of compressor Resemble closely to isothermal compression Are easy to control ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics What is the force required (in Newtons) to hold a spherical balloon stationary in water at a depth of H from the air-water iterface? The balloon is of radius 0.1 m and is filled with air. 0.04πgH/3 0.01πgH/4 0.01πgH/8 4πg/3 0.04πgH/3 0.01πgH/4 0.01πgH/8 4πg/3 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Pumping of a corrosive liquid is generally preferred to be done by a __________ pump, as it can be made of a variety of materials including plastics. Positive displacement Gear Sump Piston Positive displacement Gear Sump Piston ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics With the increase in depth, the hydrostatic pressure in an unaccelerated incompressible fluid (in a constant gravitational field) Decreases Increases exponentially Remains constant Increases linearly Decreases Increases exponentially Remains constant Increases linearly ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Bed pressure drop in an air fluidised bed of catalyst particles (ρp = 200 kg/m³, Dp = 0.05 cm) of 60 cm bed depth and bed porosity of 0.5 expressed in cm of water (manometer) is 90 30 60 45 90 30 60 45 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics For a stable equilibrium of a submerged body (where, G and B are centres of gravity & buoyancy respectively). B & G coincide B is above G G is above B None of these B & G coincide B is above G G is above B None of these ANSWER DOWNLOAD EXAMIANS APP
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