Hydraulics and Fluid Mechanics in ME The hydraulic mean depth or the hydraulic radius is the ratio of None of these Velocity of flow and area of flow Wetted perimeter and diameter of pipe Area of flow and wetted perimeter None of these Velocity of flow and area of flow Wetted perimeter and diameter of pipe Area of flow and wetted perimeter ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The maximum thickness of boundary layer in a pipe of radius r is r r/2 2r r r/2 2r ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Discharge of a centrifugal pump is Directly proportional to (diameter)² of its impeller Inversely proportional to diameter of its impeller Inversely proportional to (diameter)² of its impeller Directly proportional to diameter of its impeller Directly proportional to (diameter)² of its impeller Inversely proportional to diameter of its impeller Inversely proportional to (diameter)² of its impeller Directly proportional to diameter of its impeller ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The property by virtue of which a liquid opposes relative motion between its different layers is called Viscosity Surface tension Osmosis Coefficient of viscosity Viscosity Surface tension Osmosis Coefficient of viscosity ANSWER DOWNLOAD EXAMIANS APP
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/3 L/4 L L/2 L/3 L/4 L L/2 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A vertical wall is subjected to a pressure due to one kind of liquid, on one of its sides. Which of the following statement is correct? The pressure on the bottom of the wall is maximum The pressure on the bottom of the wall is zero The pressure on the wall at the liquid level is minimum The pressure on the wall at the liquid level is zero, and on the bottom of the wall is maximum The pressure on the bottom of the wall is maximum The pressure on the bottom of the wall is zero The pressure on the wall at the liquid level is minimum The pressure on the wall at the liquid level is zero, and on the bottom of the wall is maximum ANSWER DOWNLOAD EXAMIANS APP
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