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

4.0 M

4.6 M

4.2 M

4.8 M

4.0 M

4.6 M

4.2 M

4.8 M

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Hydraulics & Fluid Mechanics
Select the correct statement

A barometer reads the difference be-tween local and standard atmospheric pressure

Local atmospheric pressure depends upon elevation of locality only

Standard atmospheric pressure is the mean local atmospheric pressure a* sea level

Local atmospheric pressure is always below standard atmospheric pressure

A barometer reads the difference be-tween local and standard atmospheric pressure

Local atmospheric pressure depends upon elevation of locality only

Standard atmospheric pressure is the mean local atmospheric pressure a* sea level

Local atmospheric pressure is always below standard atmospheric pressure

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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 adhesion

force of cohesion

force of friction

force of diffusion

force of adhesion

force of cohesion

force of friction

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Hydraulics & Fluid Mechanics
The distance from pipe boundary, at which the turbulent shear stress is one-third die wall shear stress, is (where R is the radius of pipe)

1/2 R

3/4 R

2/3 R

1/3 R

1/2 R

3/4 R

2/3 R

1/3 R

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Hydraulics & Fluid Mechanics
Flow at constant rate through a tapering pipe is i) steady flow ii) uniform flow iii) unsteady flow iv) non-uniform flow The correct answer is

(ii) and (iv)

(i) and (ii)

(i)and(iv)

(ii) and (iii)

(ii) and (iv)

(i) and (ii)

(i)and(iv)

(ii) and (iii)

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Hydraulics & Fluid Mechanics
A bucket of water is hanging from a spring balance. An iron piece is suspended into water without touching sides of bucket from another support. The spring balance reading will

decrease

remain same

increase

increase/decrease depending on depth of immersion

decrease

remain same

increase

increase/decrease depending on depth of immersion

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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 Select the correct statement

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 The distance from pipe boundary, at which the turbulent shear stress is one-third die wall shear stress, is (where R is the radius of pipe)

Hydraulics & Fluid Mechanics Flow at constant rate through a tapering pipe is i) steady flow ii) uniform flow iii) unsteady flow iv) non-uniform flow The correct answer is

Hydraulics & Fluid Mechanics A bucket of water is hanging from a spring balance. An iron piece is suspended into water without touching sides of bucket from another support. The spring balance reading will

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
Select the correct statement

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
The distance from pipe boundary, at which the turbulent shear stress is one-third die wall shear stress, is (where R is the radius of pipe)

Hydraulics & Fluid Mechanics
Flow at constant rate through a tapering pipe is i) steady flow ii) uniform flow iii) unsteady flow iv) non-uniform flow The correct answer is

Hydraulics & Fluid Mechanics
A bucket of water is hanging from a spring balance. An iron piece is suspended into water without touching sides of bucket from another support. The spring balance reading will