A vertical rectangular plane surface is submerged in water such that its top and bottom surfaces are 1.5 m and 6.0 m res-pectively below the free surface. The position of center of pressure below the free surface will be at a distance of

Hydraulics & Fluid Mechanics
A vertical rectangular plane surface is submerged in water such that its top and bottom surfaces are 1.5 m and 6.0 m res-pectively below the free surface. The position of center of pressure below the free surface will be at a distance of

4.6 M

4.8 M

4.2 M

4.0 M

4.6 M

4.8 M

4.2 M

4.0 M

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Hydraulics & Fluid Mechanics
The continuity equation pi V,A,= p2V2A2 is based on the following assumption regarding flow of fluid (where pi and p2 are mass densities.)

uniform flow

frictionless flow

incompressible flow

steady flow

uniform flow

frictionless flow

incompressible flow

steady flow

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Hydraulics & Fluid Mechanics
Fluid is a substance that

has the same shear stress.at a point regardless of its motion

always expands until it fills any container

cannot be subjected to shear forces

cannot remain at rest under action of any shear force

has the same shear stress.at a point regardless of its motion

always expands until it fills any container

cannot be subjected to shear forces

cannot remain at rest under action of any shear force

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Hydraulics & Fluid Mechanics
Free surface of a liquid behaves like a sheet and tends to contract to smallest possible area due to the

force of diffusion

force of cohesion

force of friction

force of adhesion

force of diffusion

force of cohesion

force of friction

force of adhesion

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Hydraulics & Fluid Mechanics
Mercury is often used in barometer because

its vapour pressure is so low that it may be neglected

both (B) and (C)

it is the best liquid

the height of barometer will be less

its vapour pressure is so low that it may be neglected

both (B) and (C)

it is the best liquid

the height of barometer will be less

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Hydraulics & Fluid Mechanics
Surface energy per unit area of a surface is numerically equal to

force of adhesion

surface tension

force of cohesion

atmospheric pressure

force of adhesion

surface tension

force of cohesion

atmospheric pressure

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Hydraulics & Fluid Mechanics

Hydraulics & Fluid Mechanics A vertical rectangular plane surface is submerged in water such that its top and bottom surfaces are 1.5 m and 6.0 m res-pectively below the free surface. The position of center of pressure below the free surface will be at a distance of

Hydraulics & Fluid Mechanics The continuity equation pi V,A,= p2V2A2 is based on the following assumption regarding flow of fluid (where pi and p2 are mass densities.)

Hydraulics & Fluid Mechanics Fluid is a substance that

Hydraulics & Fluid Mechanics Free surface of a liquid behaves like a sheet and tends to contract to smallest possible area due to the

Hydraulics & Fluid Mechanics Mercury is often used in barometer because

Hydraulics & Fluid Mechanics Surface energy per unit area of a surface is numerically equal to

Hydraulics & Fluid Mechanics
A vertical rectangular plane surface is submerged in water such that its top and bottom surfaces are 1.5 m and 6.0 m res-pectively below the free surface. The position of center of pressure below the free surface will be at a distance of

Hydraulics & Fluid Mechanics
The continuity equation pi V,A,= p2V2A2 is based on the following assumption regarding flow of fluid (where pi and p2 are mass densities.)

Hydraulics & Fluid Mechanics
Fluid is a substance that

Hydraulics & Fluid Mechanics
Free surface of a liquid behaves like a sheet and tends to contract to smallest possible area due to the

Hydraulics & Fluid Mechanics
Mercury is often used in barometer because

Hydraulics & Fluid Mechanics
Surface energy per unit area of a surface is numerically equal to