Hydraulics and Fluid Mechanics in ME According to Newton's law of viscosity, the shear stress on a layer of a fluid is __________ to the rate of shear strain. None of these Inversely proportional Equal to Directly proportional None of these Inversely proportional Equal to Directly proportional ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME When a cylindrical vessel of radius (r) containing liquid is revolved about its vertical axis ω rad/s, then depth of parabola which the liquid assumes is ω².r²/2g ω.r/2g ω.r/4g ω².r²/4g ω².r²/2g ω.r/2g ω.r/4g ω².r²/4g ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In an internal mouthpiece, the absolute pressure head at vena contracta is __________ the atmospheric pressure head by an amount equal to height of the liquid above the vena contracta. None of these Equal to Less than More than None of these Equal to Less than More than ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A flow is called sub-sonic, if the Mach number is Less than unity More than 6 Between 1 and 6 Unity Less than unity More than 6 Between 1 and 6 Unity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The resultant upward pressure of the fluid on an immersed body due to its tendency to uplift the sub-merged body is called metacentre buoyancy upthrust reaction metacentre buoyancy upthrust reaction ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME An orifice is said to be large, if The velocity of flow is large The size of orifice is large The available head of liquid is less than 5 times the height of orifice The available head of liquid is more than 5 times the height of orifice The velocity of flow is large The size of orifice is large The available head of liquid is less than 5 times the height of orifice The available head of liquid is more than 5 times the height of orifice ANSWER DOWNLOAD EXAMIANS APP
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