Hydraulics and Fluid Mechanics in ME When a piping system is made up primarily of vertical lift and very little pipe friction, the pump characteristics should be Steep Nearly horizontal Horizontal First rise and then fall Steep Nearly horizontal Horizontal First rise and then fall ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The shear stress-strain graph for a Newtonian fluid is a Straight line Hyperbolic curve Parabolic curve Elliptical Straight line Hyperbolic curve Parabolic curve Elliptical ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In a static fluid Fluid pressure is zero Only normal stresses can exist Linear deformation is small Resistance to shear stress is small Fluid pressure is zero Only normal stresses can exist Linear deformation is small Resistance to shear stress is small ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The theoretical velocity of jet at vena contracta is (where H = Head of water at vena contracta) 2g × √H H × √(2g) 2gH √(2gh) 2g × √H H × √(2g) 2gH √(2gh) ANSWER DOWNLOAD EXAMIANS APP
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 Steady flow Turbulent flow Uniform flow Streamline flow Steady flow Turbulent flow Uniform flow Streamline flow ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME According to fan laws, for fans having constant wheel diameter, the pressure varies Square of fan speed Directly as fan speed Cube of fan speed Square root of fan speed Square of fan speed Directly as fan speed Cube of fan speed Square root of fan speed ANSWER DOWNLOAD EXAMIANS APP
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