Hydraulics and Fluid Mechanics in ME In order to increase sensitivity of U-tube manometer, one leg is usually inclined by angle 'θ'. Sensitivity of inclined tube to sensitivity of U-tube is equal to Cos θ 1/Cosθ Sinθ 1/Sinθ Cos θ 1/Cosθ Sinθ 1/Sinθ ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The wake always occurs after a separation point is a region of high pressure intensity None of these always occurs before a separation point always occurs after a separation point is a region of high pressure intensity None of these always occurs before a separation point ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The hydraulic efficiency of an impulse turbine is maximum when velocity of wheel is _______ of the jet velocity, Double Three-fourth One-half One-fourth Double Three-fourth One-half One-fourth ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Piezometer is used to measure Difference of pressure between two points Pressure in pipe, channels etc Atmospheric pressure Very low pressures Difference of pressure between two points Pressure in pipe, channels etc Atmospheric pressure Very low pressures ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The speed of an imaginary turbine, identical with the given turbine, which will develop a unit power under a unit head, is known as Normal speed Unit speed None of these Specific speed Normal speed Unit speed None of these Specific speed ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The discharge through a small rectangular orifice is given by (where Cd = Coefficient of discharge for the orifice, a = Cross-sectional area of the orifice, h = Height of the liquid above the centre of the orifice) Q = (2/3). Cd × a × h Q = Cd × a × 2gh Q = (Cd × a)/√(2gh) Q = (3Cd × a)/√(2h) Q = (2/3). Cd × a × h Q = Cd × a × 2gh Q = (Cd × a)/√(2gh) Q = (3Cd × a)/√(2h) ANSWER DOWNLOAD EXAMIANS APP
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