Hydraulics and Fluid Mechanics in ME The most economical section of a rectangular channel is one which has hydraulic mean depth or hydraulic radius equal to Half the breadth Twice the breadth Half the depth Twice the depth Half the breadth Twice the breadth Half the depth Twice the depth ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In a short cylindrical external mouthpiece, the vena contracta occurs at a distance __________ the diameter of the orifice from the outlet of orifice. One-fourth One-half Equal to One-third One-fourth One-half Equal to One-third ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME For pipes, laminar flow occurs when Reynolds number is Less than 4000 Less than 2000 More than 4000 Between 2000 and 4000 Less than 4000 Less than 2000 More than 4000 Between 2000 and 4000 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The length of the divergent cone in a Venturimeter is __________ that of the convergent cone. Equal to Five to six times Three to four times Double Equal to Five to six times Three to four times Double ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In an outward flow reaction turbine The water flows parallel to the axis of the wheel The water enters the wheel at the outer periphery and then flows towards the centre of the wheel The flow of water is partly radial and partly axial The water enters at the centre of the wheel and then flows towards the outer periphery of the wheel The water flows parallel to the axis of the wheel The water enters the wheel at the outer periphery and then flows towards the centre of the wheel The flow of water is partly radial and partly axial The water enters at the centre of the wheel and then flows towards the outer periphery of the wheel ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The variation in the volume of a liquid with the variation of pressure is called its Surface tension Viscosity Compressibility Capillarity Surface tension Viscosity Compressibility Capillarity ANSWER DOWNLOAD EXAMIANS APP