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 Submerged weir Ogee weir Narrow-crested weir Broad-crested weir Submerged weir Ogee weir Narrow-crested weir Broad-crested weir ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The power transmitted through a pipe is (where w = Specific weight in N/m3, and Q = Discharge in m3/s) w × Q × hf w × Q (H - hf) w × Q (H + hf) w × Q × H w × Q × hf w × Q (H - hf) w × Q (H + hf) w × Q × H ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The ratio of the inertia force to the elastic force is called Mach number Froude's number Weber's number Reynold's number Mach number Froude's number Weber's number Reynold's number ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The diameter of the nozzle (d) for maximum transmission of power is given by (where D = Diameter of pipe, f = Darcy’s coefficient of friction for pipe, and l = Length of pipe) d = (D⁵/8fl)1/5 d = (D⁵/8fl)1/3 d = (D⁵/8fl)1/4 d = (D⁵/8fl)1/2 d = (D⁵/8fl)1/5 d = (D⁵/8fl)1/3 d = (D⁵/8fl)1/4 d = (D⁵/8fl)1/2 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The center of pressure of a surface subjected to fluid pressure is the point at which all hydraulic forces meet on the surface at which gravitational force acis similar to metacentre on the surface at which resultant pres-sure acts at which all hydraulic forces meet on the surface at which gravitational force acis similar to metacentre on the surface at which resultant pres-sure acts ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The velocity through a channel of circular section will be maximum when the depth of water is __________ the diameter of the circular channel. 0.95 times 0.34 times 0.81 times 0.67 times 0.95 times 0.34 times 0.81 times 0.67 times ANSWER DOWNLOAD EXAMIANS APP