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/2 x 2x πx x/2 x ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The ratio of inertial forces to viscous forces is called the __________ number. Mach Froude Weber Reynold Mach Froude Weber Reynold ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics While starting a centrifugal pump, its delivery valve should be kept Opened Either opened or closed; depending on the fluid viscosity Either opened or closed ; it does not make any difference Closed Opened Either opened or closed; depending on the fluid viscosity Either opened or closed ; it does not make any difference Closed ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics In laminar flow through a round tube, the discharge varies As the square of the radius Inversely as the pressure drop Inversely as the viscosity Linearly as the viscosity As the square of the radius Inversely as the pressure drop Inversely as the viscosity Linearly as the viscosity ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics If two capillary tubes of dia 0.5 mm and 1 mm are dipped in a pot containing mercury, then the rise of mercury is Greater in 0.5 mm dia tube Zero in both the tubes Greater in 1 mm dia tube Same in both the tubes Greater in 0.5 mm dia tube Zero in both the tubes Greater in 1 mm dia tube Same in both the tubes ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Cd is always __________ Cc. Less than Greater than Equal to Either more or less than Less than Greater than Equal to Either more or less than ANSWER DOWNLOAD EXAMIANS APP
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