Hydraulics and Fluid Mechanics in ME Which of the following is an example of laminar flow? All of these Flow of oil in measuring instruments Underground flow Flow past tiny bodies All of these Flow of oil in measuring instruments Underground flow Flow past tiny bodies ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The dynamic viscosity of the liquid __________ with rise in temperature. None of these Decreases Increases Remain unaffected None of these Decreases Increases Remain unaffected ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The discharge over a rectangular notch is (where b = Width of notch, and H = Height of liquid, above the sill of the notch) (2/3) Cd × b × √(2g) × H (2/3) Cd × b × √(2g) × H2 (2/3) Cd × b × √(2g) × H3/2 (2/3) Cd × b × √(2gH) (2/3) Cd × b × √(2g) × H (2/3) Cd × b × √(2g) × H2 (2/3) Cd × b × √(2g) × H3/2 (2/3) Cd × b × √(2gH) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In a reaction turbine, the draft tube is used To run the turbine full To transport water to downstream To prevent air to enter the turbine To increase the head of water by an amount equal to the height of the runner outlet above the tail race To run the turbine full To transport water to downstream To prevent air to enter the turbine To increase the head of water by an amount equal to the height of the runner outlet above the tail race ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Due to each end contraction, the discharge of rectangular sharp crested weir is reduced by 0.1 0.15 0.2 0.05 0.1 0.15 0.2 0.05 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The type of centrifugal pump preferred for a specific speed of 20 r.p.m. is High speed pump with axial flow at outlet Slow speed pump with radial flow at outlet High speed pump with radial flow at outlet Medium speed pump with radial flow at outlet High speed pump with axial flow at outlet Slow speed pump with radial flow at outlet High speed pump with radial flow at outlet Medium speed pump with radial flow at outlet ANSWER DOWNLOAD EXAMIANS APP
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