Hydraulics and Fluid Mechanics in ME Re-entrant or Borda's mouthpiece is an __________ mouthpiece. External Internal Both A and B None of these External Internal Both A and B None of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The imaginary line drawn in the fluid in such a way that the tangent to any point gives the direction of motion at that point, is known as Potential line Steak line Stream line Path line Potential line Steak line Stream line Path line ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Dynamic viscosity of most of the liquids with rise in temperature Decreases Unpredictable Increases Remain unaffected Decreases Unpredictable Increases Remain unaffected ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A channel is said to be of most economical cross-section, if It involves lesser excavation for the designed amount of discharge It gives maximum discharge for a given cross-sectional area and bed slope It has minimum wetted perimeter All of these It involves lesser excavation for the designed amount of discharge It gives maximum discharge for a given cross-sectional area and bed slope It has minimum wetted perimeter All of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In an external mouthpiece, the absolute pressure head at vena contracta is __________ the atmospheric pressure head by an amount equal to 0.89 times the height of the liquid, above the vena contracta. None of these Less than Equal to More than None of these Less than Equal to More than ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The capillary rise at 20°C in a clean glass tube of 1 mm bore containing water is ap-proximately 10 mm 30 mm 20 mm 5 mm 10 mm 30 mm 20 mm 5 mm ANSWER DOWNLOAD EXAMIANS APP
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