Fluid Mechanics Steady fluid flow occurs, when the derivative of flow variables satisfy the following condition. ∂/∂t = 0 ∂/∂t = constant ∂/∂s = 0 ∂/∂s = constant ∂/∂t = 0 ∂/∂t = constant ∂/∂s = 0 ∂/∂s = constant ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics 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 2 >2 43832 2 >2 43832 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Ratio of inertial forces to surface tension forces is called the __________ number. Froude Weber Euler Mach Froude Weber Euler Mach ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Unsteady uniform flow is represented by flow through a/an Expanding tube at constant rate Long pipe at constant rate Long pipe at decreasing rate Expanding tube at increasing rate Expanding tube at constant rate Long pipe at constant rate Long pipe at decreasing rate Expanding tube at increasing rate ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The equivalent diameter for pressure drop calculation for a duct of square cross-section is given by(where, x = each side of the square duct) x/2 2x x πx x/2 2x x πx ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Boundary layer thickness in turbulent flow over a flat plate increases as(where, d = distance from the leading edge.) d4/5 d1/3 d2/3 √d d4/5 d1/3 d2/3 √d ANSWER DOWNLOAD EXAMIANS APP
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