Hydraulics and Fluid Mechanics in ME The body will sink down if the force of buoyancy is __________ the weight of the liquid displaced. None of these Equal to More than Less than None of these Equal to More than Less than ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The centre of gravity of the volume of the liquid displaced is called Centre of buoyancy None of the listed here Centre of pressure Metacentre Centre of buoyancy None of the listed here Centre of pressure Metacentre ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Surface tension Is also known as capillarity Is a function of the curvature of the interface Decreases with fall in temperature Acts in the plane of the interface normal to any line in the surface Is also known as capillarity Is a function of the curvature of the interface Decreases with fall in temperature Acts in the plane of the interface normal to any line in the surface ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME For a body floating in a liquid the normal pressure exerted by the liquid acts at bottom surface of the body all points on the surface of the body metacentre e.g. of the body bottom surface of the body all points on the surface of the body metacentre e.g. of the body ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In a static fluid 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 Fluid pressure is zero Only normal stresses can exist 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 (v₁ - v₂)²/2g (v₁² - v₂²)/g (v₁ - v₂)²/g (v₁² - v₂²)/2g (v₁ - v₂)²/2g (v₁² - v₂²)/g ANSWER DOWNLOAD EXAMIANS APP