The tendency of liquid drop to contract and why does it occupy minimum area? -Do You Know?

The tendency of liquid drop to contract and why does it occupy minimum area? -Do You Know?
by

1 Answer

Answer :

answer:
by

Related questions

The tendency of liquid drop to contract and why does it occupy minimum area?

Description : The tendency of liquid drop to contract and why does it occupy minimum area?

Last Answer : Due to Surface tension

1. Which of the following has been found useful in keeping cholesterol level down? 2. Which Directive Principle is based on Gandhian ideology? 3. The tendency of liquid drop to contract and why does it occupy minimum area? 4. After howmany years does Halley’s comet appear once in a period? 5. At which Harappan site have traces of a horse been found?

Description : 1. Which of the following has been found useful in keeping cholesterol level down? 2. Which Directive Principle is based on Gandhian ideology? 3. The tendency of liquid drop to contract and why does ... the largest area of the world? 20. Which was the first scholar, who read Ashokan edicts?

Last Answer : Answer : 1. Garlic 2. Promotion of cottage industries 3. Due to Surface tension 4. 76 years 5. Surkotda 6. 1948 7. Leila Seth 8. Carbohydrates 9. Sideral year10. Kanishka 11. Lok Sabha ... day 15. Harshavardhana 16. Consolidating the economy 17. Sugar 18. Once 19. Pastoral herding 20. James Princep

The tendency of a liquid surface to contract is due to the following property (A) Cohesion (B) Adhesion (C) Viscosity (D) Surface tension

Description : The tendency of a liquid surface to contract is due to the following property (A) Cohesion (B) Adhesion (C) Viscosity (D) Surface tension

Last Answer : Answer: Option D

In India, which type of forest occupy the largest area? -Do You Know?

Description : In India, which type of forest occupy the largest area? -Do You Know?

Last Answer : answer:

Why is it desirable to operate paralleled AC generators at the same power factor? A. Circulating currents are kept to a minimum. B. Field excitation losses are kept to a minimum. C. Generator rotors will have a lesser tendency to hunt. D. Because a power factor increase will decrease kilowatt output.

Description : Why is it desirable to operate paralleled AC generators at the same power factor? A. Circulating currents are kept to a minimum. B. Field excitation losses are kept to a minimum. C. Generator ... will have a lesser tendency to hunt. D. Because a power factor increase will decrease kilowatt output.

Last Answer : Answer: A

Which of the following hydrocarbons of same carbon atoms has minimum smoking tendency? (A) Paraffins (B) Naphthenes (C) Aromatics (D) Iso-paraffins

Description : Which of the following hydrocarbons of same carbon atoms has minimum smoking tendency? (A) Paraffins (B) Naphthenes (C) Aromatics (D) Iso-paraffins

Last Answer : (A) Paraffins

Powdery materials can be guarded against caking tendency on storage by (A) Providing irregular grain size (B) Providing minimum percentage of voids (C) Having maximum possible points of contact (D) None of these

Description : Powdery materials can be guarded against caking tendency on storage by (A) Providing irregular grain size (B) Providing minimum percentage of voids (C) Having maximum possible points of contact (D) None of these

Last Answer : (D) None of these

Performance number of a liquid fuel is related to its (A) Wax content (B) Spontaneous ignition temperature (C) Knocking tendency (D) Sulphur content

Description : Performance number of a liquid fuel is related to its (A) Wax content (B) Spontaneous ignition temperature (C) Knocking tendency (D) Sulphur content

Last Answer : (B) Spontaneous ignition temperature

If a two phase system is in physical equilibrium; then it means that, the(A) Escaping tendency of each component from the liquid phase to the vaporphase is exactly equal to that from vapor phase to liquid phase(B) Temperature of the liquid phase is equal to that of the vapor phase(C) Total pressure throughout the liquid phase is equal to that throughout thevapor phase(D) All (A), (B) and (C)

Description : If a two phase system is in physical equilibrium; then it means that, the (A) Escaping tendency of each component from the liquid phase to the vapor phase is exactly equal to that from vapor phase to liquid phase ... liquid phase is equal to that throughout the vapor phase (D) All (A), (B) and (C)

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

12. The tendency of a liquid to uplift a submerged body, because of the upward thrust of the liquid, is known as buoyancy. A) Agree B) Disagree

Description : 12. The tendency of a liquid to uplift a submerged body, because of the upward thrust of the liquid, is known as buoyancy. A) Agree B) Disagree

Last Answer : A

The divergent portion of a Venturimeter is made longer than convergent portion in order to (A) Avoid the tendency of breaking away the stream of liquid (B) To minimise frictional losses (C) Both (A) and (B) (D) None of these

Description : The divergent portion of a Venturimeter is made longer than convergent portion in order to (A) Avoid the tendency of breaking away the stream of liquid (B) To minimise frictional losses (C) Both (A) and (B) (D) None of these

Last Answer : Answer: Option C

Free surface of a liquid tends to contract to the smallest possible area due to force of (A) Surface tension (B) Viscosity (C) Friction (D) Cohesion

Description : Free surface of a liquid tends to contract to the smallest possible area due to force of (A) Surface tension (B) Viscosity (C) Friction (D) Cohesion

Last Answer : Answer: Option A

Free surface of a liquid behaves like a sheet and tends to contract to smallest possible area due to the (A) Force of adhesion (B) Force of cohesion (C) Force of friction (D) Force of diffusion

Description : Free surface of a liquid behaves like a sheet and tends to contract to smallest possible area due to the (A) Force of adhesion (B) Force of cohesion (C) Force of friction (D) Force of diffusion

Last Answer : Answer: Option B

A drop of liquid assumes spherical shape because: (1) Intermolecular forces are strong in liquids (2) A sphere has the least surface area for a given volume (3) A sphere has the largest surface area for a given volume (4) Inter molecular forces are weak in liquids

Description : A drop of liquid assumes spherical shape because: (1) Intermolecular forces are strong in liquids (2) A sphere has the least surface area for a given volume (3) A sphere has the largest surface area for a given volume (4) Inter molecular forces are weak in liquids

Last Answer : (2) A sphere has the least surface area for a given volume Explanation: A drop of liquid assumes spherical shape because a sphere has the least surface area for a given volume.

A drop of liquid assumes spherical shape because: (1) Intermolecular forces are strong in liquids (2) A sphere has the least surface area for a given volume (3) A sphere has the largest surface area for a given volume (4) Inter molecular forces are weak in liquids

Description : A drop of liquid assumes spherical shape because: (1) Intermolecular forces are strong in liquids (2) A sphere has the least surface area for a given volume (3) A sphere has the largest surface area for a given volume (4) Inter molecular forces are weak in liquids

Last Answer : A sphere has the least surface area for a given volume

Human habitations and installations occupy land area

Description : Human habitations and installations occupy land area

Last Answer : Human habitations and installations occupy land area A. 0.366 B. 0.166 C. 0.026 D. 0.006

With reference to the area devoted to its cultivation pulses hold the third place in India. Which crops occupy the first and second places respectively? (a) Rice and Wheat (b) Rice and Cotton (c) Jowar and Cotton (d) Jowar and Bajara

Description : With reference to the area devoted to its cultivation pulses hold the third place in India. Which crops occupy the first and second places respectively? (a) Rice and Wheat (b) Rice and Cotton (c) Jowar and Cotton (d) Jowar and Bajara

Last Answer : Ans: (a)

Of the gross cropped area in India, the foodgrains occupy – (1) more than 70% (2) 60% to 70% (3) 50% to 60% (4) less than 50%

Description : Of the gross cropped area in India, the foodgrains occupy – (1) more than 70% (2) 60% to 70% (3) 50% to 60% (4) less than 50%

Last Answer : (1) more than 70% Explanation: India is one of the main wheat producing and consuming countries of the world. After the Green Revolution in the 1970's and 1980's the production of wheat has shown ... per cent of the total wheat produced (External website that opens in a new window) in the country.

n India, which type of forest occupy the largest area?

Description : n India, which type of forest occupy the largest area?

Last Answer : Tropical Moist Deciduous Forest

The following are true about lymphocytes: a. T cells account for 20% of the circulating lymphocytes b. in the spleen, B cells are found in the periarteriolar areas of white pulp c. in the lymph nodes, T cells occupy the paracortical area surrounding the germinal centres. d. B cells but not T cells express surface Ig G

Description : The following are true about lymphocytes: a. T cells account for 20% of the circulating lymphocytes b. in the spleen, B cells are found in the periarteriolar areas of white pulp c. in the ... paracortical area surrounding the germinal centres. d. B cells but not T cells express surface Ig G

Last Answer : in the lymph nodes, T cells occupy the paracortical area surrounding the germinal centres

Wells are popular means of irrigation because, A. They are cheap to construct and are private source. B. They can irrigate very large area. C. Wells occupy small area. D. All the above,

Description : Wells are popular means of irrigation because, A. They are cheap to construct and are private source. B. They can irrigate very large area. C. Wells occupy small area. D. All the above,

Last Answer : A. They are cheap to construct and are private source.

In India, which type of forest occupy the largest area? —

Description : In India, which type of forest occupy the largest area? —

Last Answer : Tropical Moist Deciduous Forest

The pressure at the bottom of a liquid tank does not depend on which area? -Do You Know?

Description : The pressure at the bottom of a liquid tank does not depend on which area? -Do You Know?

Last Answer : answer:

Why does the velocity of rain drop attain constant value? -Do You Know?

Description : Why does the velocity of rain drop attain constant value? -Do You Know?

Last Answer : answer:

What is a minimum contract length with most cheap high speed internet service?

Description : What is a minimum contract length with most cheap high speed internet service?

Last Answer : Most companies will want you to sign at least a six month contract. However some will want as much as a two year contract signed for telephone and internet service.

The most influential theory of corporate responsibility of the past century is: A. The moral minimum model. B. The classical model. C. The social contract theory. D. The stakeholder theory.

Description : The most influential theory of corporate responsibility of the past century is: A. The moral minimum model. B. The classical model. C. The social contract theory. D. The stakeholder theory.

Last Answer : B. The classical model.

The most influential theory of corporate responsibility of the past century is: A. The moral minimum model. B. The classical model. C. The social contract theory. D. The stakeholder theory.

Description : The most influential theory of corporate responsibility of the past century is: A. The moral minimum model. B. The classical model. C. The social contract theory. D. The stakeholder theory.

Last Answer : B. The classical model.

The minimum thickness of a flat slab is taken (A) L/32 for end panels without drops (B) L/36 for end panels without drops (C) L/36 for interior panels without drop (D) All the above

Description : The minimum thickness of a flat slab is taken (A) L/32 for end panels without drops (B) L/36 for end panels without drops (C) L/36 for interior panels without drop (D) All the above

Last Answer : Answer: Option D

How can I easily release one drop of liquid dish soap at a time?

Description : How can I easily release one drop of liquid dish soap at a time?

Last Answer : answer:Congrats. You found a person just as cheap as you are. I have a little pump soap dispenser that does exactly this. I made you a video of it. https://www.youtube.com/watch?v=ij_-04eKylY

Who does a liquid drop tend to assume a spherical shape? -General Knowledge

Description : Who does a liquid drop tend to assume a spherical shape? -General Knowledge

Last Answer : The answer is 'Surface tension'

Who does a liquid drop tend to assume a spherical shape? -General Knowledge

Description : Who does a liquid drop tend to assume a spherical shape? -General Knowledge

Last Answer : answer:

Who does a liquid drop tend to assume a spherical shape? -General Knowledge

Description : Who does a liquid drop tend to assume a spherical shape? -General Knowledge

Last Answer : answer:

A liquid was mixed with ethanol and a drop of concentrated `H_(2)SO_(4)` was added. A compound with a fruity smell was formed. The liquid was

Description : A liquid was mixed with ethanol and a drop of concentrated `H_(2)SO_(4)` was added. A compound with a fruity smell was formed. The liquid was

Last Answer : A liquid was mixed with ethanol and a drop of concentrated `H_(2)SO_(4)` was added. A compound with a fruity ... )` C. `cH_(3)COOH` D. `CH_(3)OH`

Nucleus of an atom resembles with a drop of liquid. Density of nucleus is very high, i.e., `10^(8)` tonne/cc or 130 trillion tonnes `m^(-3)`. This den

Description : Nucleus of an atom resembles with a drop of liquid. Density of nucleus is very high, i.e., `10^(8)` tonne/cc or 130 trillion tonnes `m^(-3)`. This den

Last Answer : Nucleus of an atom resembles with a drop of liquid. Density of nucleus is very high, i.e., `10^(8)` tonne/cc or 130 ... `A^(1//3)` C. `[A]^(3)` D. A

Nucleus of an atom resembles with a drop of liquid. Density of nucleus is very high, i.e., `10^(8)` tonne/cc or 130 trillion tonnes `m^(-3)`. This den

Description : Nucleus of an atom resembles with a drop of liquid. Density of nucleus is very high, i.e., `10^(8)` tonne/cc or 130 trillion tonnes `m^(-3)`. This den

Last Answer : Nucleus of an atom resembles with a drop of liquid. Density of nucleus is very high, i.e., `10^(8)` tonne/cc or ... `10^(13) : 1` D. `10^(12) : 1`

why is the drop of liquid spherical

Description : why is the drop of liquid spherical

Last Answer : surface tension

Who does a liquid drop tend to assume a spherical shape?

Description : Who does a liquid drop tend to assume a spherical shape?

Last Answer : Surface tension

A centrifugal filtration unit operating at a rotational speed of w has inner surface of the liquid (density ρL) located at a radial distance R from the axis of rotation. The thickness of the liquid film is δ and no cake is formed. The initial pressure drop during filtration is (A) ½w 2 . R 2 . ρL (B) ½w 2 . δ 2 . ρL (C) ½w 2 . δρL (2R + δ) (D) ½w 2 . R . ρL(R + 2δ)

Description : A centrifugal filtration unit operating at a rotational speed of w has inner surface of the liquid (density ρL) located at a radial distance R from the axis of rotation. The thickness of the liquid film is δ and no cake is formed. The ... . ρL (C) ½w 2 . δρL (2R + δ) (D) ½w 2 . R . ρL(R + 2δ)

Last Answer : (C) ½w 2 . δρL (2R + δ)

For absorbers, high pressure drop results in (A) Increased efficiency (B) Decreased efficiency (C) High operating cost (D) Better gas liquid contact

Description : For absorbers, high pressure drop results in (A) Increased efficiency (B) Decreased efficiency (C) High operating cost (D) Better gas liquid contact

Last Answer : (C) High operating cost

Channelling in a packed tower results from the (A) High pressure drop (B) Maldistribution of liquid (C) Non-uniformity of packing (D) Both (B) and (C)

Description : Channelling in a packed tower results from the (A) High pressure drop (B) Maldistribution of liquid (C) Non-uniformity of packing (D) Both (B) and (C)

Last Answer : (D) Both (B) and (C)

In an operating distillation column, the (A) Vapors and liquids are at their dew point and bubble point respectively (B) Driving force for the liquid flow is its specific weight (C) Driving force for the vapor flow is the pressure drop, as the pressure decreases gradually from the bottom to the top of the column (D) Highest temperature is encountered at the top of the column

Description : In an operating distillation column, the (A) Vapors and liquids are at their dew point and bubble point respectively (B) Driving force for the liquid flow is its specific weight (C) Driving force for ... bottom to the top of the column (D) Highest temperature is encountered at the top of the column

Last Answer : (C) Driving force for the vapor flow is the pressure drop, as the pressure decreases gradually from the bottom to the top of the column

Pick out the wrong statement. (A) Critical moisture content is not a property of the material itself (B) A sharp increase in pressure drop gives an indication of the flooding in a distillation column (C) Separation of components is not possible in liquid extraction, if selectivity is unity (D) Dehydration of ethyl alcohol is most economically done by molecular distillation at very high vacuum

Description : Pick out the wrong statement. (A) Critical moisture content is not a property of the material itself (B) A sharp increase in pressure drop gives an indication of the flooding in a ... unity (D) Dehydration of ethyl alcohol is most economically done by molecular distillation at very high vacuum

Last Answer : (D) Dehydration of ethyl alcohol is most economically done by molecular distillation at very high vacuum

Pick out the correct statement. (A) For identical gas flow rates, less pressure drop occurs through a plate tower than through a packed tower (B) Plate column can handle greater liquid loads without flooding than packed column, but the liquid hold up is more in the case of plate column (C) For the same duty, plate columns weigh less than packed columns (D) All (A), (B) and (C)

Description : Pick out the correct statement. (A) For identical gas flow rates, less pressure drop occurs through a plate tower than through a packed tower (B) Plate column can handle greater liquid loads without flooding than packed ... duty, plate columns weigh less than packed columns (D) All (A), (B) and (C)

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

Out of the following gas-liquid contacting devices, for a given set of operating conditions, gas pressure drop is the least in __________ tower. (A) Wetted wall (B) Bubble cap (C) Perforated tray (D) Packed

Description : Out of the following gas-liquid contacting devices, for a given set of operating conditions, gas pressure drop is the least in __________ tower. (A) Wetted wall (B) Bubble cap (C) Perforated tray (D) Packed

Last Answer : (A) Wetted wall

Flooding in a column results due to (A) High pressure drop (B) Low pressure drop (C) Low velocity of the liquid (D) High temperature

Description : Flooding in a column results due to (A) High pressure drop (B) Low pressure drop (C) Low velocity of the liquid (D) High temperature

Last Answer : (A) High pressure drop

Pick out the wrong statement. (A) Packed towers are preferred for vacuum operation, because the pressure drop through the packing is less and they (packings) also lessen the possibility of tower wall collapse (B) Packed towers are preferred over plate towers for handling corrosive and foamy liquids (C) Diameter of randomly packed tower is normally more than 1.2 metres (D) Due to uneven supply and improper distribution of liquid, problem of channelling, loading & flooding is generally encountered in packed towers

Description : Pick out the wrong statement. (A) Packed towers are preferred for vacuum operation, because the pressure drop through the packing is less and they (packings) also lessen the ... of liquid, problem of channelling, loading & flooding is generally encountered in packed towers

Last Answer : (C) Diameter of randomly packed tower is normally more than 1.2 metres

Flooding in a vapor-liquid contacting equipment occurs in a tray, when the pressure drop through a tray is __________ the liquid head available in the downcomer. (A) Less than (B) More than (C) Same as (D) Very much less

Description : Flooding in a vapor-liquid contacting equipment occurs in a tray, when the pressure drop through a tray is __________ the liquid head available in the downcomer. (A) Less than (B) More than (C) Same as (D) Very much less

Last Answer : (B) More than

Back-trapping in a distillation column (A) Increases tray efficiency (B) Decreases tray efficiency (C) Reduces pressure drop (D) Is desirable, as it provides improved vapour-liquid contact

Description : Back-trapping in a distillation column (A) Increases tray efficiency (B) Decreases tray efficiency (C) Reduces pressure drop (D) Is desirable, as it provides improved vapour-liquid contact

Last Answer : (B) Decreases tray efficiency

The solvent used in liquid extraction should not have high latent heat of vaporisation, because (A) The pressure drop and hence the pumping cost will be very high (B) It cannot be recovered by distillation (C) Its recovery cost by distillation may be prohibitively high (D) It will decompose while recovering by distillation

Description : The solvent used in liquid extraction should not have high latent heat of vaporisation, because (A) The pressure drop and hence the pumping cost will be very high (B) It cannot ... by distillation may be prohibitively high (D) It will decompose while recovering by distillation

Last Answer : (C) Its recovery cost by distillation may be prohibitively high

Flooding in a distillation column is detected by a sharp (A) Increase in Murphree plate efficiency (B) Decrease in pressure drop (C) Decrease in liquid hold up in the column (D) Increase in pressure drop

Description : Flooding in a distillation column is detected by a sharp (A) Increase in Murphree plate efficiency (B) Decrease in pressure drop (C) Decrease in liquid hold up in the column (D) Increase in pressure drop

Last Answer : (D) Increase in pressure drop