Hydraulics and Fluid Mechanics in ME A flow in which each liquid particle has a definite path, and the paths of individual particles do not cross each other, is called Uniform flow Steady flow Turbulent flow Streamline flow Uniform flow Steady flow Turbulent flow Streamline flow ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The surface tension of mercury at normal temperature is __________ that of water. None of these Lower than Same as Higher than None of these Lower than Same as Higher than ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A hemispherical tank of radius (R) has an orifice of cross-sectional area (a) at its bottom and is full of liquid. The time required to empty the tank completely is 14π R1/2/15Cd × a √(2g) 14π R5/2/15Cd × a √(2g) 14π R7/2/15Cd × a √(2g) 14π R3/2/15Cd × a √(2g) 14π R1/2/15Cd × a √(2g) 14π R5/2/15Cd × a √(2g) 14π R7/2/15Cd × a √(2g) 14π R3/2/15Cd × a √(2g) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Froude's number is the ratio of inertia force to Elastic force Pressure force Surface tension force Gravity force Elastic force Pressure force Surface tension force Gravity force ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The length AB of a pipe ABC in which the liquid is flowing has diameter (d1) and is suddenly enlarged to diameter (d2) at B which is constant for the length BC. The loss of head due to sudden enlargement is (v₁ - v₂)²/g (v₁² - v₂²)/2g (v₁² - v₂²)/g (v₁ - v₂)²/2g (v₁ - v₂)²/g (v₁² - v₂²)/2g (v₁² - v₂²)/g (v₁ - v₂)²/2g ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The loss of head at entrance in a pipe is (where v = Velocity of liquid in the pipe) v²/2g 0.5v²/2g 0.75v²/2g 0.375v²/2g v²/2g 0.5v²/2g 0.75v²/2g 0.375v²/2g ANSWER DOWNLOAD EXAMIANS APP
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