A flow net may be utilised for the determination of (A) Exit gradient (B) Seepage (C) Hydrostatic pressure (D) All the above

A flow net may be utilised for the determination of
(A) Exit gradient
(B) Seepage
(C) Hydrostatic pressure
(D) All the above
by

1 Answer

Answer :

Answer: Option D
by

Related questions

Flow net is used for the determination of (A) Quantity of seepage (B) Hydrostatic pressure (C) Seepage pressure (D) All the above

Description : Flow net is used for the determination of (A) Quantity of seepage (B) Hydrostatic pressure (C) Seepage pressure (D) All the above

Last Answer : (D) All the above

The seepage exit gradient in a soil is the ratio of A) Total head to the length of seepage (B) Flow line to slope (C) Head upstream to that at downstream (D) Head loss to the length of the seepage

Description : The seepage exit gradient in a soil is the ratio of A) Total head to the length of seepage (B) Flow line to slope (C) Head upstream to that at downstream (D) Head loss to the length of the seepage

Last Answer : Answer: Option D

The seepage force in a soil, is (A) Perpendicular to the equipotential lines (B) Proportional to the exit gradient (C) Proportional to the head loss (D) All the above

Description : The seepage force in a soil, is (A) Perpendicular to the equipotential lines (B) Proportional to the exit gradient (C) Proportional to the head loss (D) All the above

Last Answer : Answer: Option D

A critical hydraulic gradient may occur when (A) Flow is in upward direction (B) Seepage pressure is in upward direction (C) Effective pressure is zero (D) All the above

Description : A critical hydraulic gradient may occur when (A) Flow is in upward direction (B) Seepage pressure is in upward direction (C) Effective pressure is zero (D) All the above

Last Answer : Answer: Option D

The critical exist gradient of seepage water in soils, is (A) Directly proportional to the voids ratio (B) Inversely proportional to the specific gravity (C) Directly proportional to the specific gravity (D) None of these

Description : The critical exist gradient of seepage water in soils, is (A) Directly proportional to the voids ratio (B) Inversely proportional to the specific gravity (C) Directly proportional to the specific gravity (D) None of these

Last Answer : (D) None of these

The critical exist gradient of seepage water in soils, increases with (A) An increase in specific gravity (B) A decrease in specific gravity (C) A decrease in void ratio (D) Both (a) and (c)

Description : The critical exist gradient of seepage water in soils, increases with (A) An increase in specific gravity (B) A decrease in specific gravity (C) A decrease in void ratio (D) Both (a) and (c)

Last Answer : Answer: Option D

When the seepage pressure becomes equal to the pressure due to submerged weight of a soil, the effective pressure is reduced to zero and the soil particles have a tendency to move up in the direction of flow. This phenomenon is generally known (A) Quick condition (B) Boiling condition (C) Quick sand (D) All the above

Description : When the seepage pressure becomes equal to the pressure due to submerged weight of a soil, the effective pressure is reduced to zero and the soil particles have a tendency to move up in the direction of flow. ... known (A) Quick condition (B) Boiling condition (C) Quick sand (D) All the above

Last Answer : Answer: Option D

In respiration, energy of oxidation reduction is utilised for the production of proton gradient required for phosphorylation.

Description : In respiration, energy of oxidation reduction is utilised for the production of proton gradient required for phosphorylation.

Last Answer : In respiration, energy of oxidation reduction is utilised for the production of proton gradient required for phosphorylation.

In respiration, energy of oxidation reduction is utilised for the production of proton gradient required for phosphorylation.

Description : In respiration, energy of oxidation reduction is utilised for the production of proton gradient required for phosphorylation.

Last Answer : In respiration, energy of oxidation reduction is utilised for the production of proton gradient required for phosphorylation.

Piping in a soil mass is a) Erosion of subsoil by the high velocities of flow of water through it when such velocities exceed a certain limit* b) Caused due to very low exit gradient c) Due to continuous passage of water through a series of well connected pores d) Due to loss of the strength of cohesion less soil because of upward flow of of water

Description : Piping in a soil mass is a) Erosion of subsoil by the high velocities of flow of water through it when such velocities exceed a certain limit* b) Caused due to very low exit gradient c) ... connected pores d) Due to loss of the strength of cohesion less soil because of upward flow of of water

Last Answer : a) Erosion of subsoil by the high velocities of flow of water through it when such velocities exceed a certain limit*

the exit gradient in the absence of a downstream cut-off is (A) 0 (B) Unity (C) Infinity (D) Very large

Description : the exit gradient in the absence of a downstream cut-off is (A) 0 (B) Unity (C) Infinity (D) Very large

Last Answer : Answer: Option C

In a flow net (A) Flow lines and equipotential lines cross each other at right angles (B) Fields are rectangles whose length is twice the breadth (C) Smaller the dimensions of the field, smaller will be the hydraulic gradient and velocity of flow through it (D) For homogeneous soil, the curves are smooth and circular

Description : In a flow net (A) Flow lines and equipotential lines cross each other at right angles (B) Fields are rectangles whose length is twice the breadth (C) Smaller the dimensions of the field, ... gradient and velocity of flow through it (D) For homogeneous soil, the curves are smooth and circular

Last Answer : Option A

Pick up the incorrect statement from the following: (A) The smaller the size of the pores, the higher the water can rise above the water table (B) Below the water table, the pore water may be static (C) The hydrostatic pressure depends on the depth below the water level (D) None of these

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Last Answer : Answer: Option D

Pick out the wrong statement. (A) Exit age description function (E) and internal age distribution function (I) are related as, E = -(dI/dθ) (B) Chemisorption studies are useful in the determination of catalyst surface area and pore size distribution (C) A higher temperature favours the reaction of higher activation energy (D) A catalyst increases the potential energy barrier over which the reactants must pass to form products

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Last Answer : (D) A catalyst increases the potential energy barrier over which the reactants must pass to form products

The maximum pressure which the pipe can withstand without any leakage during hydrostatic pressure test, is called (A) Working pressure (B) Design pressure (C) Test pressure (D) Hydrostatic pressure

Description : The maximum pressure which the pipe can withstand without any leakage during hydrostatic pressure test, is called (A) Working pressure (B) Design pressure (C) Test pressure (D) Hydrostatic pressure

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A phreatic line is defined as the line within a dam section below which there are (A) Positive equipotential lines (B) Positive hydrostatic pressure (C) Negative hydrostatic pressure (D) Negative equipotential lines

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Last Answer : (B) Positive hydrostatic pressure

The pressure that builds up in pore water due to load increment on the soil, is termed (A) Excess pore pressure (B) Excess hydrostatic pressure (C) Hydrodynamic pressure (D) All the above

Description : The pressure that builds up in pore water due to load increment on the soil, is termed (A) Excess pore pressure (B) Excess hydrostatic pressure (C) Hydrodynamic pressure (D) All the above

Last Answer : Answer: Option D

The uplift pressure on the face of a drainage gallery in a dam is taken as (A) Hydrostatic pressure at toe (B) Average of hydrostatic pressure at toe and heel (C) Two-third of hydrostatic pressure at toe plus one-third of hydrostatic pressure at heel (D) None of the above

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Last Answer : Answer: Option C

Choose the wrong statement (A) The horizontal component of the hydrostatic force on any surface is equal to the normal force on the vertical projection of the surface (B) The horizontal component acts through the center of pressure for the vertical projection (C) The vertical component of the hydrostatic force on any surface is equal to the weight of the volume of the liquid above the area (D) The vertical component passes through the center of pressure of the volume

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Due to the impact of water wave on a sea shore structure (A) Hydrostatic pressure coupled with a strong momentary impact is caused (B) Vibrations are subjected (C) Internal pressure is developed (D) All of the above

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Last Answer : (D) All of the above

Consider the following statements: 1. Mathematically speaking, the time taken for 100% consolidation is infinite. 2. The time factor for a particular average degree of consolidation depends upon the distribution of initial excess hydrostatic pressure. 3. Secondary consolidation obeys Terzaghi’s one-dimensional theory of consolidation. Which of these statements are correct? (a) 1, 2 & 3 (b) 1 & 2 only (c) 2 & 3 only (d) 1 & 3 only

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Each of the following may contribute to formation of oedema EXCEPT C A. decreased plasma oncotic pressure increased intravascular hydrostatic pressure C. increased serum albumin D. decreased serum proteins

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Darcy's law is applicable to seepage if a soil is (A) Homogeneous (B) Isotropic (C) Incompressible (D) All the above

Description : Darcy's law is applicable to seepage if a soil is (A) Homogeneous (B) Isotropic (C) Incompressible (D) All the above

Last Answer : (D) All the above

The quantity of seepage of water through soils is proportional to (A) Coefficient of permeability of soil (B) Total head loss through the soil (C) Neither (a) nor (b) (D) Both (a) and (b)

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During seepage through a soil, direction of seepage is always (A) Parallel to equipotential lines (B) Perpendicular to stream lines (C) Perpendicular to equipotential lines (D) None of these

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Seepage through foundation in an earthen dam is controlled by providing (A) Rock toe (B) Horizontal blanket (C) Impervious cut off (D) Chimney drain

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Last Answer : Answer: Option C

For the upstream face of an earthen dam, the most adverse condition for stability of slope is (A) Sudden drawdown (B) Steady seepage (C) During construction (D) Sloughing of slope

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Last Answer : Answer: Option A

Seepage through embankments in an earthen dam is controlled by (A) Drainage filters (B) Relief wells (C) Drain trenches (D) Provision of downstream berms

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Pickup the incorrect statement from the following: (A) The invert of pressure conduit is independent of the grade of the hydraulic gradient line (B) The pressure conduits may be taken uphill upto a maximum height of 8.3 m (C) Aqueducts and tunnels sections are generally kept circular (D) None of these

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Last Answer : (D) None of these 

The net pressure gradient that causes the fluid to filter out of the glomeruli into the capsule is

Description : The net pressure gradient that causes the fluid to filter out of the glomeruli into the capsule is

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The net pressure gradient that causes the fluid to filter out of the glomeruli into the capsule is

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The net pressure gradient that causes the fluid to filter out of the glomeruli into the capsule is (a) 50 mm Hg (b) 75 mm Hg (c) 20 mm Hg (d) 30 mm Hg.

Description : The net pressure gradient that causes the fluid to filter out of the glomeruli into the capsule is (a) 50 mm Hg (b) 75 mm Hg (c) 20 mm Hg (d) 30 mm Hg.

Last Answer : c) 20 mm Hg

19. In the manufacturing of lead shots, the property of surface tension is utilised. A) Agree B) Disagree

Description : 19. In the manufacturing of lead shots, the property of surface tension is utilised. A) Agree B) Disagree

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The reaction A → B is conducted in an adiabatic plug flow reactor (PFR). Pure A at a concentration of 2 kmol/m3 is fed to the reactor at the rate of 0.01 m3 /s and at a temperature of 500 K. If the exit conversion is 20%, then the exit temperature (in k) is (Data: Heat of reaction at 298 K = - 50000 kJ/ kmole of A reacted Heat capacities CPA = CPB = 100kJ/kmole. K (may be assumed to be independent of temperature)) (A) 400 (B) 500 (C) 600 (D) 1000

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If the viscosity of ground water is 1.00, the Slitcher's constant is 400, the effective size of soil particles in aquifer is 0.5 mm and hydraulic gradient is 1 in 80, the velocity of flow is (A) 0.25 m/day (B) 0.50 m/day (C) 1.00 m/day (D) 1.25 m/day

Description : If the viscosity of ground water is 1.00, the Slitcher's constant is 400, the effective size of soil particles in aquifer is 0.5 mm and hydraulic gradient is 1 in 80, the velocity of flow is (A) 0.25 m/day (B) 0.50 m/day (C) 1.00 m/day (D) 1.25 m/day

Last Answer : Answer: Option D

Pick up the incorrect statement from the following: (A) The rate of flow of water through a unit cross-sectional area under a unit hydraulic gradient, is called coefficient of permeability (B) The rate of flow of water through a vertical strip of the aquifer of unit width and full depth under a unit hydraulic gradient, is called coefficient of transmissibility (C) The flow of water through aquifers, is governed by the Darcy's law (D) The term 'transmissibility' was introduced by Meinzer

Description : Pick up the incorrect statement from the following: (A) The rate of flow of water through a unit cross-sectional area under a unit hydraulic gradient, is called coefficient of permeability (B) ... aquifers, is governed by the Darcy's law (D) The term 'transmissibility' was introduced by Meinzer

Last Answer : Answer: Option D

Consider the following statements in respect of steady laminar flow through a circular pipe: 1. Shear stress is zero on the central axis of the pipe 2. Discharge varies directly with the viscosity of the fluid 3. Velocity is maximum at the centre of the pipe. 4. Hydraulic gradient varies as the square of the mean velocity of flow. Which of these statements are correct? (a) 1, 2 , 3 & 4 (b) 1 & 3 only (c) 2 & 4 only (d)3 & 4 only

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Last Answer : (D) All the above

Pressure gradient in the pipe flow is influenced by the (A) Diameter of pipe (B) Velocity of the fluid (C) Density & viscosity of the fluid (D) All (A), (B) and (C)

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Last Answer : (D) All (A), (B) and (C)

Transition from laminar flow to turbulent flow is aided by the (A) Surface roughness and curvature (i.e. sharp corners) (B) Vibration (C) Pressure gradient and the compressibility of the flowing medium (D) All (A), (B) & (C)

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In a fully turbulent flow (Re > 10 5 ) in a pipe of diameter 'd', for a constant pressure gradient, the dependence of volumetric flow rate of an incompressible fluid is (A) d(B) d2(C) d2.5(D) d

Description : In a fully turbulent flow (Re > 10 5 ) in a pipe of diameter 'd', for a constant pressure gradient, the dependence of volumetric flow rate of an incompressible fluid is (A) d (B) d 2 (C) d 2.5 (D) d

Last Answer : (C) d 2.5

For laminar flow of a shear thinning liquid in a pipe, if the volumetric flow rate is doubled, the pressure gradient will increase by a factor of (A) 2 (B) < 2 (C) > 2 (D) 1/2

Description : For laminar flow of a shear thinning liquid in a pipe, if the volumetric flow rate is doubled, the pressure gradient will increase by a factor of (A) 2 (B) < 2 (C) > 2 (D) 1/2

Last Answer : (A) 2

The laminar boundary layer thickness in zero pressure gradient flow over a flat plate along the x-direction varies as x0.5 while the thickness of turbulent boundary layer varies as (where, x = distance from the leading edge) (A) x1.5 (B) x0.8 (C) x-1.5 (D) x-0.8

Description : The laminar boundary layer thickness in zero pressure gradient flow over a flat plate along the x-direction varies as x0.5 while the thickness of turbulent boundary layer varies as (where, x = distance from the leading edge) (A) x1.5 (B) x0.8 (C) x-1.5 (D) x-0.8

Last Answer : (B) x0.8

A square surface 3 m × 3 m lies in a vertical line in water pipe its upper edge at water surface. The hydrostatic force on square surface is (A) 9,000 kg (B) 13,500 kg (C) 18,000 kg (D) 27,000 kg

Description : A square surface 3 m × 3 m lies in a vertical line in water pipe its upper edge at water surface. The hydrostatic force on square surface is (A) 9,000 kg (B) 13,500 kg (C) 18,000 kg (D) 27,000 kg

Last Answer : Answer: Option B

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Last Answer : Answer: Option D

Initial pressure of oxygen introduced into the 'bomb' of the bomb calorimeter for determination of calorific value of coal/fuel oil may be around __________ atm. (A) 3-5 (B) 25-30 (C) 60-65 (D) 95-100

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Last Answer : (B) 25-30

15. The hydraulic gradient line may be above or below the centre line of the pipe. A) True B) False

Description : 15. The hydraulic gradient line may be above or below the centre line of the pipe. A) True B) False

Last Answer : B

If the formation level of a highway has a uniform gradient for a particular length, and the ground is also having a longitudinal slope, the earthwork may be calculated by (A) Mid-section formula (B) Trapezoidal formula (C) Prismoidal formula (D) All the above

Description : If the formation level of a highway has a uniform gradient for a particular length, and the ground is also having a longitudinal slope, the earthwork may be calculated by (A) Mid-section formula (B) Trapezoidal formula (C) Prismoidal formula (D) All the above

Last Answer : (D) All the above

Physics - hydrostatic pressure and fluids

Description : I would need the correct answers to these examples: 1, What pressure is under the heels of women's pumps? The area of one heel is 1cm2. When calculating, assume that a woman in pumps weighs 60 ... vessels is h = 20 cm. Determine the magnitude of the hydrostatic pressure at the bottom of vessel B.

Last Answer : Need Answer