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 r²/2g π w ω² r²/4g π w ω² r⁴/4g π w ω² r³/4g π w ω² r²/2g π w ω² r²/4g π w ω² r⁴/4g π w ω² r³/4g ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME According to fan laws, for fans having constant wheel diameter, the air or gas capacity varies Cube of fan speed Square root of fan speed Directly as fan speed Square of fan speed Cube of fan speed Square root of fan speed Directly as fan speed Square of fan speed ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME When a tank containing liquid moves with an acceleration in the horizontal direction, then the free surface of the liquid Remains horizontal Falls on the back end Becomes curved Falls on the front end Remains horizontal Falls on the back end Becomes curved Falls on the front end ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Density of water is maximum at 0°K 100°C 0°C 4°C 0°K 100°C 0°C 4°C ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME According to Francis formula, the discharge over a rectangular weir is (where n = Number of end contractions) (2/3) × Cd (L - nH) × √(2g) × H² (2/3) × Cd (L - nH) × √(2g) × H5/2 (2/3) × Cd (L - nH) × √(2gh) (2/3) × Cd (L - 0.1nH) × √(2g) × H3/2 (2/3) × Cd (L - nH) × √(2g) × H² (2/3) × Cd (L - nH) × √(2g) × H5/2 (2/3) × Cd (L - nH) × √(2gh) (2/3) × Cd (L - 0.1nH) × √(2g) × H3/2 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Which of the following statement is correct as regard to water wheels? They have slow speeds They are suitable even for low water heads All of these They give constant efficiency, even if the discharge is not constant They have slow speeds They are suitable even for low water heads All of these They give constant efficiency, even if the discharge is not constant ANSWER DOWNLOAD EXAMIANS APP
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