Hydraulics and Fluid Mechanics in ME A flow in which __________ force is dominating over the viscosity is called turbulent flow. Inertia Surface tension Elastic Viscous Inertia Surface tension Elastic Viscous ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME If V1 and V2 are the velocities of water at inlet and outlet of the draft tube respectively, then the efficiency of a draft tube is V1² / (V1² - V2²) V1 / (V1 - V2) (V1² - V2²) / V1² (V1 - V2) / V1 V1² / (V1² - V2²) V1 / (V1 - V2) (V1² - V2²) / V1² (V1 - V2) / V1 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The value of mass density in kg-sec-V-m⁴ for water at 0°C is 101.9 100.9 1000 1 101.9 100.9 1000 1 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In a lock-gate, the reaction between two gates is (where P = Resultant pressure on the lock gate, and α = Inclination of the gate with the normal to the side of the lock) p/2sinα 2p/sinα p/sinα 2p/sin (α/2) p/2sinα 2p/sinα p/sinα 2p/sin (α/2) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Power required to drive a centrifugal pump is directly proportional to _________ of its impeller. Fourth power of diameter Cube of diameter Square of diameter Diameter Fourth power of diameter Cube of diameter Square of diameter Diameter ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Two dimensional flows occurs when The magnitude and direction of the velocity do not change from point to point in the fluid The velocity of successive fluid particles, at any point, is the same at successive periods of time The direction and magnitude of the velocity at all points are identical The fluid particles move in plane or parallel planes and the streamline patterns are identical in each plane The magnitude and direction of the velocity do not change from point to point in the fluid The velocity of successive fluid particles, at any point, is the same at successive periods of time The direction and magnitude of the velocity at all points are identical The fluid particles move in plane or parallel planes and the streamline patterns are identical in each plane ANSWER DOWNLOAD EXAMIANS APP
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