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). F = f₁ + f₂ + f₃ V₁ = V₂ = V₃ Q = Q₁ + Q₂ + Q₃ Q₁ = Q₂ = Q₃ F = f₁ + f₂ + f₃ V₁ = V₂ = V₃ Q = Q₁ + Q₂ + Q₃ Q₁ = Q₂ = Q₃ ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The unit of dynamic viscosity in SI unit is N/m² m/N. sec m² /sec kg/m . sec N/m² m/N. sec m² /sec kg/m . sec ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Boundary layer thickness in laminar flow over a flat plate increases as(where, d = distance from the leading edge.) √d d2 d2/3 d1/3 √d d2 d2/3 d1/3 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Capillary rise of mercury in a small diameter tube is proportional to (where, d = diameter of the tube, σ = surface tension of mercury) L/σ D Σ 1/d L/σ D Σ 1/d ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Rotary vacuum pumps can reduce the absolute pressure to as low as __________ mm Hg. 1 0.001 0.01 0.1 1 0.001 0.01 0.1 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The simple pitot tube measures the __________ pressure. Static None of these Total Dynamic Static None of these Total Dynamic ANSWER DOWNLOAD EXAMIANS APP
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