Hydraulics and Fluid Mechanics in ME The water in a jet propelled boat is drawn through the openings facing the direction of motion of the boat. The efficiency of propulsion is given by 2V/(vr + v) 2V/(vr - v) V/(vr + v) V/(vr - v) 2V/(vr + v) 2V/(vr - v) V/(vr + v) V/(vr - v) 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 R3/2/15Cd × a √(2g) 14π R7/2/15Cd × a √(2g) 14π R5/2/15Cd × a √(2g) 14π R1/2/15Cd × a √(2g) 14π R3/2/15Cd × a √(2g) 14π R7/2/15Cd × a √(2g) 14π R5/2/15Cd × a √(2g) 14π R1/2/15Cd × a √(2g) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The total pressure on the surface of a vertical sluice gate 2 m x 1 m with its top 2 m surface being 0.5 m below the water level will be 2000 kg 1000 kg 500 kg 1500 kg 2000 kg 1000 kg 500 kg 1500 kg ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Water is _________ liquid. An incompressible None of these A compressible Both A and B An incompressible None of these A compressible Both A and B ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The magnitude of water hammer depends upon the Speed at which the valve is closed Elastic properties of the liquid flowing through the pipe All of these Elastic properties of the pipe material Speed at which the valve is closed Elastic properties of the liquid flowing through the pipe All of these Elastic properties of the pipe material ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Geometric similarity is said to exist between the model and the prototype, if both of them Are equal in size and shape Have identical forces Are identical in shape, but differ only in size Have identical velocities Are equal in size and shape Have identical forces Are identical in shape, but differ only in size Have identical velocities ANSWER DOWNLOAD EXAMIANS APP
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