Hydraulics and Fluid Mechanics in ME The number of buckets on the periphery of a Pelton wheel is given by (D/2d) + 10 (D/2d) + 15 (D/2d) + 20 (D/2d) + 5 (D/2d) + 10 (D/2d) + 15 (D/2d) + 20 (D/2d) + 5 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The force exerted by a moving fluid on an immersed body is directly proportional to the rate of change of momentum due to the presence of the body. This statement is called Newton's law of viscosity Newton's law of motion Newton's law of resistance Newton's law of cooling Newton's law of viscosity Newton's law of motion Newton's law of resistance Newton's law of cooling ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The force exerted (in Newton) by a jet of water impinging normally on a fixed plate is (where w = Specific weight of water in N/m3, a = Cross-sectional area of jet in m², and V = Velocity of jet in m/s) waV / 2g waV / g waV² / 2g waV² / g waV / 2g waV / g waV² / 2g waV² / g 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 resultant pres-sure acts on the surface at which gravitational force acis similar to metacentre at which all hydraulic forces meet on the surface at which resultant pres-sure acts on the surface at which gravitational force acis similar to metacentre ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME According to Chezy's formula, the discharge through an open channel is (where A = Area of flow, C = Chezy's constant, m = Hydraulic mean depth, and i = Uniform slope in bed) A × √(m × i) mi × √(A × C) C × √(m × i) AC × √(m × i) A × √(m × i) mi × √(A × C) C × √(m × i) AC × √(m × i) ANSWER DOWNLOAD EXAMIANS APP
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 R5/2/15Cd × a √(2g) 14π R3/2/15Cd × a √(2g) 14π R1/2/15Cd × a √(2g) 14π R7/2/15Cd × a √(2g) 14π R5/2/15Cd × a √(2g) 14π R3/2/15Cd × a √(2g) ANSWER DOWNLOAD EXAMIANS APP
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