Hydraulics and Fluid Mechanics in ME When time of closure tc = L/v0 (where L is length of pipe and v0 is speed of pressure wave), the portion of pipe length subjected to maximum head is L L/4 L/2 L/3 L L/4 L/2 L/3 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Coefficient of contraction is the ratio of Loss of head in the orifice to the head of water available at the exit of the orifice Area of jet at vena-contracta to the area of orifice Loss of head in the orifice to the head of water available at the exit of the orifice Actual velocity of jet at vena contracta to the theoretical velocity Loss of head in the orifice to the head of water available at the exit of the orifice Area of jet at vena-contracta to the area of orifice Loss of head in the orifice to the head of water available at the exit of the orifice Actual velocity of jet at vena contracta to the theoretical velocity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The Euler's equation for the motion of liquids is based upon the assumption that The velocity of flow is uniform over the section The fluid is non - viscous, homogeneous and incompressible All of these The flow is continuous, steady and along the stream line The velocity of flow is uniform over the section The fluid is non - viscous, homogeneous and incompressible All of these The flow is continuous, steady and along the stream line ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME For pipes, turbulent flow occurs when Reynolds number is more than 4000 less than 2000 less than 4000 between 2000 and 4000 more than 4000 less than 2000 less than 4000 between 2000 and 4000 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A one dimensional flow is one which involves zero transverse component of flow is uniform flow is steady uniform flow takes place in straight lines involves zero transverse component of flow is uniform flow is steady uniform flow takes place in straight lines ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Re-entrant or Borda's mouthpiece is an __________ mouthpiece. Both A and B None of these External Internal Both A and B None of these External Internal ANSWER DOWNLOAD EXAMIANS APP