Hydraulics and Fluid Mechanics in ME A vertically immersed surface is shown in the below figure. The distance of its centre of pressure from the water surface is (d²/12 x̅) + x̅ b²/12 + x̅ d²/12 + x̅ (bd²/12) + x̅ (d²/12 x̅) + x̅ b²/12 + x̅ d²/12 + x̅ (bd²/12) + x̅ ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A flow is called sub-sonic, if the Mach number is Unity Between 1 and 6 Less than unity More than 6 Unity Between 1 and 6 Less than unity More than 6 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The unit discharge through the turbine is Q/H3/2 Q/H² Q/√H Q/H Q/H3/2 Q/H² Q/√H Q/H ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME High specific speed of a pump implies it is Mixed flow pump Centrifugal pump Axial flow pump Any one of the above Mixed flow pump Centrifugal pump Axial flow pump Any one of the above ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A liquid compressed in cylinder has a volume of 0.04 m3 at 50 kg/cm² and a volume of 0.039 m3 at 150 kg/cm². The bulk modulus of elasticity of liquid is 4000 kg/cm² 40 × 10⁶ kg/cm² 400 kg/cm² 40 × 10⁵ kg/cm² 4000 kg/cm² 40 × 10⁶ kg/cm² 400 kg/cm² 40 × 10⁵ kg/cm² ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Two pipes of same length and diameters d and 2d respectively are connected in series. The diameter of an equivalent pipe of same length is less than d between 1.5 d and 2d greater than 2d between d and 1.5 d less than d between 1.5 d and 2d greater than 2d between d and 1.5 d ANSWER DOWNLOAD EXAMIANS APP