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 Twice the breadth Half the breadth Half the depth Twice the depth Twice the breadth Half the breadth Half the depth Twice the depth ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The mass per unit volume of a liquid at a standard temperature and pressure is called Mass density None of these Specific gravity Specific weight Mass density None of these Specific gravity Specific weight ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME If Hg is the gross or total head and hf is the head lost due to friction, then net or effective head (H) is given by H = Hg - hf H = Hg + hf H = Hg × hf H = Hg/hf H = Hg - hf H = Hg + hf H = Hg × hf H = Hg/hf ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A moving fluid mass may be brought to a static equilibrium position, by applying an imaginary inertia force of the same magnitude as that of the accelerating force but in the opposite direction. This statement is called Archimedes’s principle D-Alembert’s principle Pascal’s law None of these Archimedes’s principle D-Alembert’s principle Pascal’s law None of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Saving of work done and power by fitting an air vessel to double acting reciprocating pump is of the order of 0.688 0.392 0.848 0.492 0.688 0.392 0.848 0.492 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The property of fluid by virtue of which it offers resistance to shear is called adhesion cohesion surface tension viscosity adhesion cohesion surface tension viscosity ANSWER DOWNLOAD EXAMIANS APP
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