Hydraulics and Fluid Mechanics in ME The total pressure on the top of a closed cylindrical vessel of radius (r) completely filled up with liquid of specific weight (w) and rotating at (ω) rad/s about its vertical axis, is π w ω² r³/4g π w ω² r²/2g π w ω² r⁴/4g π w ω² r²/4g π w ω² r³/4g π w ω² r²/2g π w ω² r⁴/4g π w ω² r²/4g ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A Francis turbine is used when the available head of water is 0 to 25 m 25 m to 250 m Above 250 m None of these 0 to 25 m 25 m to 250 m Above 250 m None of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The capillary rise at 20°C in a clean glass tube of 1 mm bore containing water is ap-proximately 10 mm 5 mm 20 mm 30 mm 10 mm 5 mm 20 mm 30 mm ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME For small discharge at high pressure, following pump is preferred Axial flow Centrifugal Reciprocating Mixed flow Axial flow Centrifugal Reciprocating Mixed flow ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Coefficient of velocity of venturimeter decreases with higher Reynolds number is equal to the coefficient of discharge of venturimeter is independent of Reynolds number None of these decreases with higher Reynolds number is equal to the coefficient of discharge of venturimeter is independent of Reynolds number None of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The normal stress in a fluid will be constant in all directions at a point only if It has zero viscosity It is incompressible It has uniform viscosity It is at rest It has zero viscosity It is incompressible It has uniform viscosity It is at rest ANSWER DOWNLOAD EXAMIANS APP
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