Fluid Mechanics The velocity profile exhibited by laminar flow of Newtonion fluids is such that the velocity distribution w.r.t. radius of the circular pipe is a/an __________ with the apex at the centre line of the pipe. Semi-ellipse Parabola Hyperbola Semi-circle Semi-ellipse Parabola Hyperbola Semi-circle 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) 2x πx x x/2 2x πx x x/2 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The equation given below is called the __________ . f-0.5 = 4.07 loge (NRe√f)-0.6 Colebrook formula None of these Fanning equation Von-Karman equation Colebrook formula None of these Fanning equation Von-Karman equation ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Velocity of liquid hydrocarbon fuels in a pipeline can not be measured by magnetic flowmeters, because their __________ is very low/small. Electrical resistivity Specific gravity Electrical conductivity Thermal conductivity Electrical resistivity Specific gravity Electrical conductivity Thermal conductivity ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Drag force acting on a body does not depend upon the Velocity of the body Density of the body Projected area of the body Density of the fluid Velocity of the body Density of the body Projected area of the body Density of the fluid ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The ratio of inertial forces to gravity forces is called the __________ number. Weber Euler Froude Mach Weber Euler Froude Mach ANSWER DOWNLOAD EXAMIANS APP
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