Hydraulics and Fluid Mechanics in ME A Piezometer tube is used only for measuring Moderate pressure High pressure Low pressure Vacuum pressure Moderate pressure High pressure Low pressure Vacuum pressure ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The boundary layer thickness at a distance of l m from the leading edge of a flat plate, kept at zero angle of incidence to the flow direction, is O.l cm. The velocity outside the boundary layer is 25 ml sec. The boundary layer thickness at a distance of 4 m is (Assume that boundary layer is entirely laminar) 0.40 cm 0.10 cm 0.05 cm 0.20 cm 0.40 cm 0.10 cm 0.05 cm 0.20 cm ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME According to equation of continuity, a1v1 = a2v2 w1v1 = w2v2 w1a1 = w2a2 a1/v1 = a2/v2 a1v1 = a2v2 w1v1 = w2v2 w1a1 = w2a2 a1/v1 = a2/v2 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/sinα p/2sinα 2p/sin (α/2) 2p/sinα p/sinα p/2sinα 2p/sin (α/2) 2p/sinα ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME One cubic metre of water weighs 250 liters 500 liters 1000 liters 100 liters 250 liters 500 liters 1000 liters 100 liters ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The velocity corresponding to Reynold number of 2000 is called Super-sonic velocity Sub-sonic velocity Lower critical velocity Higher critical velocity Super-sonic velocity Sub-sonic velocity Lower critical velocity Higher critical velocity ANSWER DOWNLOAD EXAMIANS APP