Hydraulics and Fluid Mechanics in ME Centre of buoyancy always coincides with the centroid of the volume of fluid displaced coincides with the centre of gravity remains below the centre of gravity remains above the centre of gravity coincides with the centroid of the volume of fluid displaced coincides with the centre of gravity remains below the centre of gravity remains above the centre of gravity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME When a body is placed over a liquid, it will float if Gravitational force is more than the up-thrust of the liquid Gravitational force is less than the up-thrust of the liquid Gravitational force is equal to the up-thrust of the liquid None of these Gravitational force is more than the up-thrust of the liquid Gravitational force is less than the up-thrust of the liquid Gravitational force is equal to the up-thrust of the liquid None of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME When a tube of smaller diameter is dipped in water, the water rises in the tube with an upward __________ surface. None of these Concave Convex Plane None of these Concave Convex Plane ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME An open tank contains 1 m deep water with 50 cm depth of oil of specific gravity 0.8 above it. The intensity of pressure at the bottom of tank will be 12 kN/m2 4 kN/m2 10 kN/m2 14 kN/m2 12 kN/m2 4 kN/m2 10 kN/m2 14 kN/m2 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The power transmitted through the pipe is maximum when the head lost due to friction is equal to Two-third of the total supply head One-third of the total supply head One-fourth of the total supply head One-half of the total supply head Two-third of the total supply head One-third of the total supply head One-fourth of the total supply head One-half of the total supply head ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The velocity at which the flow changes from laminar flow to turbulent flow is called Velocity of approach Sub-sonic velocity Critical velocity Super-sonic velocity Velocity of approach Sub-sonic velocity Critical velocity Super-sonic velocity ANSWER DOWNLOAD EXAMIANS APP