Hydraulics and Fluid Mechanics in ME The depth ‘d’ below the free surface at which the point velocity is equal to the average velocity of flow for a uniform laminar flow with a free surface, will be (where D is the depth of flow) 0.423 D 0.707 D 0.577 D 0.223 D 0.423 D 0.707 D 0.577 D 0.223 D ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Two pipe systems can be said to be equivalent, when the following quantities are same Flow and length Friction loss and flow Length and diameter Friction factor and diameter Flow and length Friction loss and flow Length and diameter Friction factor and diameter ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A flow in which each liquid particle has a definite path, and the paths of individual particles do not cross each other, is called Turbulent flow Streamline flow Uniform flow Steady flow Turbulent flow Streamline flow Uniform flow Steady flow ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The intensity of pressure at any point, in a liquid, is __________ to the depth of liquid from the surface. Directly proportional Equal Inversely proportional None of these Directly proportional Equal Inversely proportional None of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The most economical section of a trapezoidal channel is one which has hydraulic mean depth equal to 1/2 × breadth 1/2 × sloping side 1/2 × depth 1/4 × (depth + breadth) 1/2 × breadth 1/2 × sloping side 1/2 × depth 1/4 × (depth + breadth) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Property of a fluid by which its own molecules are attracted is called viscosity compressibility cohesion adhesion viscosity compressibility cohesion adhesion ANSWER DOWNLOAD EXAMIANS APP
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