Fluid Mechanics Multistage compressors are used in industry, because they Reduce the cost of compressor Resemble closely to isothermal compression Reduce the size requirement Are easy to control Reduce the cost of compressor Resemble closely to isothermal compression Reduce the size requirement Are easy to control ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Power number is the ratio of Inertial stress to drag stress Inertial stress to gravitational stress Gravitational stress to drag stress Drag stress to inertial stress Inertial stress to drag stress Inertial stress to gravitational stress Gravitational stress to drag stress Drag stress to inertial stress 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 30 90 45 60 30 90 45 60 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The terminal velocity of a small sphere settling in a viscous fluid varies as the Inverse square of the diameter Square of the difference in specific weights of solid & fluid Inverse of the fluid viscosity First power of its dimeter Inverse square of the diameter Square of the difference in specific weights of solid & fluid Inverse of the fluid viscosity First power of its dimeter ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics If three pipes of different diameters, lengths & friction factors are connected in parallel, then (where, Q = flow rate, V= fluid velocity f = friction factor). Q = Q₁ + Q₂ + Q₃ V₁ = V₂ = V₃ Q₁ = Q₂ = Q₃ F = f₁ + f₂ + f₃ Q = Q₁ + Q₂ + Q₃ V₁ = V₂ = V₃ Q₁ = Q₂ = Q₃ F = f₁ + f₂ + f₃ ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The fluid in which the shearing stress within it is proportional to the velocity gradient across the sheared section, is called a __________ fluid. Newtonion None of these Perfect Bingham Newtonion None of these Perfect Bingham ANSWER DOWNLOAD EXAMIANS APP
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