Hydraulics and Fluid Mechanics in ME A hemispherical tank of radius (R) has an orifice of cross-sectional area (a) at its bottom and is full of liquid. The time required to empty the tank completely is 14π R1/2/15Cd × a √(2g) 14π R7/2/15Cd × a √(2g) 14π R3/2/15Cd × a √(2g) 14π R5/2/15Cd × a √(2g) 14π R1/2/15Cd × a √(2g) 14π R7/2/15Cd × a √(2g) 14π R3/2/15Cd × a √(2g) 14π R5/2/15Cd × a √(2g) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The viscosity of a liquid __________ its rate of flow through a hole in a vessel. Does not effect None of these Effects Both A and B Does not effect None of these Effects Both A and B ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The discharge over a triangular notch is Inversely proportional to H5/2 Directly proportional to H3/2 Directly proportional to H5/2 Inversely proportional to H3/2 Inversely proportional to H5/2 Directly proportional to H3/2 Directly proportional to H5/2 Inversely proportional to H3/2 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A square surface 3 m x 3 m lies in a vertical line in water pipe its upper edge at vater surface. The hydrostatic force on square surface is 27,000 kg 9,000 kg 18,000 kg 13,500 kg 27,000 kg 9,000 kg 18,000 kg 13,500 kg ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The total pressure on a horizontally immersed surface is (where w = Specific weight of the liquid, A = Area of the immersed surface, and x = Depth of the centre of gravity of the immersed surface from the liquid surface) wx wA wA/x wAx wx wA wA/x wAx ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Center of pressure on an inclined plane is At metacentre At the Centroid Below the Centroid Above the Centroid At metacentre At the Centroid Below the Centroid Above the Centroid ANSWER DOWNLOAD EXAMIANS APP