Hydraulics and Fluid Mechanics in ME Piezometer is used to measure Atmospheric pressure Very low pressures Pressure in pipe, channels etc Difference of pressure between two points Atmospheric pressure Very low pressures Pressure in pipe, channels etc Difference of pressure between two points ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Kinematic similarity is said to exist between the model and the prototype, if both of them Are identical in shape, but differ only in size Have identical velocities Have identical forces Are equal in size and shape Are identical in shape, but differ only in size Have identical velocities Have identical forces Are equal in size and shape ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The liquid used in manometers should have Low density High density High surface tension Low surface tension Low density High density High surface tension Low surface tension ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A vertically immersed surface is shown in the below figure. The distance of its centre of pressure from the water surface is b²/12 + x̅ (bd²/12) + x̅ (d²/12 x̅) + x̅ d²/12 + x̅ b²/12 + x̅ (bd²/12) + x̅ (d²/12 x̅) + x̅ d²/12 + x̅ ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The velocity of the liquid flowing through the divergent portion of a Venturimeter Remains constant Increases Depends upon mass of liquid Decreases Remains constant Increases Depends upon mass of liquid Decreases ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The discharge through an external mouthpiece is given by (where a = Cross-sectional area of the mouthpiece, and H = Height of liquid above the mouthpiece) 1.855 aH.√(2g) 5.85 aH.√(2g) 1.585 a.√(2gH) 0.855 a.√(2gH) 1.855 aH.√(2g) 5.85 aH.√(2g) 1.585 a.√(2gH) 0.855 a.√(2gH) ANSWER DOWNLOAD EXAMIANS APP
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