Hydraulics and Fluid Mechanics in ME When the water level on the downstream side of a weir is above the top surface of a weir, the weir is known as Ogee weir Submerged weir Narrow-crested weir Broad-crested weir Ogee weir Submerged weir Narrow-crested weir Broad-crested weir ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A fluid having no viscosity is known as Non-Newtonian fluid Real fluid Ideal fluid Newtonian fluid Non-Newtonian fluid Real fluid Ideal fluid Newtonian fluid ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The specific speed from 160 to 500 r.p.m. of a centrifugal pump indicates that the pump is Slow speed with radial flow at outlet Medium speed with radial flow at outlet High speed with radial flow at outlet High speed with axial flow at outlet Slow speed with radial flow at outlet Medium speed with radial flow at outlet High speed with radial flow at outlet High speed with axial flow at outlet 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 approximately 10 mm 30 mm 20 mm 5 mm 10 mm 30 mm 20 mm 5 mm ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Which of the following has highest coefficient of discharge ? venturimeter CipoUetti weir sharp edged orifice Borda’s mouthpiece running full venturimeter CipoUetti weir sharp edged orifice Borda’s mouthpiece running full ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The discharge through a wholly drowned orifice is given by (where H1 = Height of water (on the upstream side) above the top of the orifice, H2 = Height of water (on the downstream side) above the bottom of the orifice, and H = Difference between two water levels on either side of the orifice) Q = Cd × b (H2 - H1) × √(2gh) Q = Cd × bH × √(2gh) Q = Cd × bH₁ × √(2gh) Q = Cd × bH2 × √(2gh) Q = Cd × b (H2 - H1) × √(2gh) Q = Cd × bH × √(2gh) Q = Cd × bH₁ × √(2gh) Q = Cd × bH2 × √(2gh) ANSWER DOWNLOAD EXAMIANS APP