Hydraulics and Fluid Mechanics in ME Reynolds number is significant in supersonics, as with projectile and jet propulsion full immersion or completely enclosed flow, as with pipes, aircraft wings, nozzles etc All of these simultaneous motion through two fluids where there is a surface of dis-continuity, gravity forces, and wave making effect, as with ship’s hulls supersonics, as with projectile and jet propulsion full immersion or completely enclosed flow, as with pipes, aircraft wings, nozzles etc All of these simultaneous motion through two fluids where there is a surface of dis-continuity, gravity forces, and wave making effect, as with ship’s hulls ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME If a vessel containing liquid moves downward with a constant acceleration equal to ‘g’ then None of these the pressure in the liquid mass is greater than hydrostatic pressure there will be vacuum in the liquid the pressure throughout the liquid mass is atmospheric None of these the pressure in the liquid mass is greater than hydrostatic pressure there will be vacuum in the liquid the pressure throughout the liquid mass is atmospheric ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A tank of uniform cross-sectional area (A) containing liquid upto height (H1) has an orifice of cross-sectional area (a) at its bottom. The time required to bring the liquid level from H1 to H2 will be 2A × (√H₁ - √H₂)/Cd × a × √(2g) 2A × √H₂/Cd × a × √(2g) 2A × √H₁/Cd × a × √(2g) 2A × (√H3/2 - √H3/2)/Cd × a × √(2g) 2A × (√H₁ - √H₂)/Cd × a × √(2g) 2A × √H₂/Cd × a × √(2g) 2A × √H₁/Cd × a × √(2g) 2A × (√H3/2 - √H3/2)/Cd × a × √(2g) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A venturi-flume is used to measure Pressure difference between two points in a channel Discharge of liquid Pressure difference between two points in a pipe Pressure of liquid Pressure difference between two points in a channel Discharge of liquid Pressure difference between two points in a pipe Pressure of liquid ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Centrifugal pump is started with its delivery valve Kept 50% open Kept fully closed Irrespective of any position Kept fully open Kept 50% open Kept fully closed Irrespective of any position Kept fully open ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The torque required to overcome viscous resistance of a collar bearing is (where R1 and R2 = External and internal radius of collar) μπ²N/60t) × (R₁³ - R₂³) (μπ²N/60t) × (R₁² - R₂²) (μπ²N/60t) × (R₁⁴ - R₂⁴) (μπ²N/60t) × (R₁ - R₂) μπ²N/60t) × (R₁³ - R₂³) (μπ²N/60t) × (R₁² - R₂²) (μπ²N/60t) × (R₁⁴ - R₂⁴) (μπ²N/60t) × (R₁ - R₂) ANSWER DOWNLOAD EXAMIANS APP