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 Twice the depth Half the breadth Half the depth Twice the breadth Twice the depth Half the breadth Half the depth ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Dynamic viscosity of most of the gases with rise in temperature unpredictable remains unaffected decreases increases unpredictable remains unaffected decreases increases ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The ratio of specific weight of a liquid to the specific weight of pure water at a standard temperature is called Compressibility of liquid Specific gravity of liquid Density of liquid Surface tension of liquid Compressibility of liquid Specific gravity of liquid Density of liquid Surface tension of liquid ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The Bernoulli's equation is based on the assumption that The velocity of flow is uniform across any cross-section of the pipe No force except gravity acts on the fluid There is no loss of energy of the liquid flowing All of these The velocity of flow is uniform across any cross-section of the pipe No force except gravity acts on the fluid There is no loss of energy of the liquid flowing All of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A square surface 3 m x 3 m lies in a vertical line in water pipe its upper edge at vater surface. The hydrostatic force on square surface is 27,000 kg 13,500 kg 9,000 kg 18,000 kg 27,000 kg 13,500 kg 9,000 kg 18,000 kg ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The total pressure on the top of a closed cylindrical vessel of radius (r) completely filled up with liquid of specific weight (w) and rotating at (ω) rad/s about its vertical axis, is π w ω² r⁴/4g π w ω² r²/4g π w ω² r²/2g π w ω² r³/4g π w ω² r⁴/4g π w ω² r²/4g π w ω² r²/2g π w ω² r³/4g ANSWER DOWNLOAD EXAMIANS APP