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) (V1² - V2²) / V1² (V1 - V2) / V1 V1 / (V1 - V2) V1² / (V1² - V2²) (V1² - V2²) / V1² (V1 - V2) / V1 V1 / (V1 - V2) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The velocity corresponding to Reynold number of 2000 is called Super-sonic velocity Higher critical velocity Sub-sonic velocity Lower critical velocity Super-sonic velocity Higher critical velocity Sub-sonic velocity Lower critical velocity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The discharge over a rectangular notch is Directly proportional to H5/2 Inversely proportional to H5/2 Inversely proportional to H3/2 Directly proportional to H3/2 Directly proportional to H5/2 Inversely proportional to H5/2 Inversely proportional to H3/2 Directly proportional to H3/2 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The horizontal component of buoyant force is None of these Zero Same as buoyant force Negligible None of these Zero Same as buoyant force Negligible ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The shear stress-strain graph for a Newtonian fluid is a Elliptical Parabolic curve Hyperbolic curve Straight line Elliptical Parabolic curve Hyperbolic curve Straight line ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME When the Mach number is more than 6, the flow is called Hyper-sonic flow Super-sonic flow Sub-sonic flow Sonic flow Hyper-sonic flow Super-sonic flow Sub-sonic flow Sonic flow ANSWER DOWNLOAD EXAMIANS APP
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