Mention a large scale use of the phenomenon called reverse osmosis

Mention a large scale use of the phenomenon called reverse osmosis
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Ans:- In desalination of sea water. 
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The phenomenon of osmosis is opposite to that of (A) Diffusion (B) Effusion (C) Affusion (D) Coagulation

Description : The phenomenon of osmosis is opposite to that of (A) Diffusion (B) Effusion (C) Affusion (D) Coagulation

Last Answer : A

In the process of dialysis, used on patients with affected kidneys, the phenomenon involved is (a) diffusion (b) absorption (c) osmosis (d) electrophoresis

Description : In the process of dialysis, used on patients with affected kidneys, the phenomenon involved is (a) diffusion (b) absorption (c) osmosis (d) electrophoresis

Last Answer : Ans:(c)

In the process of dialysis, used on patients with affected kidneys, the phenomenon involved is (1) Diffusion (2) Absorption (3) Osmosis (4) Electrophoresis

Description : In the process of dialysis, used on patients with affected kidneys, the phenomenon involved is (1) Diffusion (2) Absorption (3) Osmosis (4) Electrophoresis

Last Answer : (3) Osmosis Explanation: Dialysis is the artificial process of getting rid of waste (diffusion) and unwanted water (ultrafiltration) from the blood. This process is naturally done by our kidneys. It ... it results in osmotic pressure which causes the fluid to move from the blood into the dialysate.

A bottle filled with previously moistened mustard seeds and water was screw capped tightly and kept in a corner. It blew up suddenly after about half an hour. The phenomenon involved is (a) diffusion (b) imbibition (c) osmosis (d) DPD.

Description : A bottle filled with previously moistened mustard seeds and water was screw capped tightly and kept in a corner. It blew up suddenly after about half an hour. The phenomenon involved is (a) diffusion (b) imbibition (c) osmosis (d) DPD.

Last Answer : b) imbibition

The phenomenon of osmosis is opposite to that of (A) Diffusion (B) Effusion (C) Affusion (D) Coagulation

Description : The phenomenon of osmosis is opposite to that of (A) Diffusion (B) Effusion (C) Affusion (D) Coagulation

Last Answer : (A) Diffusion

In the process of dialysis, used on patients with affected kidneys, the phenomenon involved is (1) Diffusion(2) Absorption (3) Osmosis (4) Electrophoresis

Description : In the process of dialysis, used on patients with affected kidneys, the phenomenon involved is (1) Diffusion(2) Absorption (3) Osmosis (4) Electrophoresis

Last Answer : Osmosis

The process employing desorption of the absorbed solute by a solvent is called (A) Elution (B) Osmosis (C) Reverse osmosis (D) Sublimation

Description : The process employing desorption of the absorbed solute by a solvent is called (A) Elution (B) Osmosis (C) Reverse osmosis (D) Sublimation

Last Answer : (A) Elution

Reverse osmosis is also called (A) Dialysis (B) Electrodialysis (C) Diffusion (D) Ultra-filtration

Description : Reverse osmosis is also called (A) Dialysis (B) Electrodialysis (C) Diffusion (D) Ultra-filtration

Last Answer : (D) Ultra-filtration

We have a Reverse Osmosis and every few years we have to replace the bladder in the tank...(rest in details)

Description : We have a Reverse Osmosis and every few years we have to replace the bladder in the tank...(rest in details)

Last Answer : If there is chlorine in your water, that could do it. You may want to change your pre-filter in your RO to something with activated carbon. You may also want to have your RO tested to make sure it is still working correctly.

I currently haul reverse-osmosis filtered water from the grocery store to my house in 1-gallon glass jugs. Is there a better way?

Description : I currently haul reverse-osmosis filtered water from the grocery store to my house in 1-gallon glass jugs. Is there a better way?

Last Answer : Have a system installed in your house. You will find it cleaner and purer then the stuff you are getting at the store. It does not come cheep. But, how important is your health?

What are the benefits of reverse osmosis systems in purifying water?

Description : What are the benefits of reverse osmosis systems in purifying water?

Last Answer : Reverse osmosis is a membrane technical filtration method that removes many types of large molecules and ions from solutions by applying pressure to the solution when it is on one side of a selective membrane.

How much does a reverse osmosis water system cost?

Description : How much does a reverse osmosis water system cost?

Last Answer : You can buy a cheap reverse osmosis water system at most large multi purpose chain retail stores, for example Costco, where an average price for a reverse osmosis system is around 160 dollars.

The working principle of a washing machine is? A. Diffusion B. Reverse osmosis C. Dialysis D. Centrifugation

Description : The working principle of a washing machine is? A. Diffusion B. Reverse osmosis C. Dialysis D. Centrifugation

Last Answer : ANSWER: D

The process used in the desalination of sea water is (a) osmosis (b) reverse osmosis (c) electrophoresis (d) distillation

Description : The process used in the desalination of sea water is (a) osmosis (b) reverse osmosis (c) electrophoresis (d) distillation

Last Answer : Ans:(b)

Which of the following is the treatment of water pollution? (1) Bag house filter (2) Windrow composting (3) Venturi scrubber (4) Reverse Osmosis

Description : Which of the following is the treatment of water pollution? (1) Bag house filter (2) Windrow composting (3) Venturi scrubber (4) Reverse Osmosis

Last Answer : (4) Reverse Osmosis Explanation: Reverse osmosis (RO) is a water purification technology that uses a semipermeable membrane to remove ions, molecules, and larger particles from drinking water. It can ... of potable water. It is most commonly known for its use in drinking water purification form.

The washing machine works on the principle of – (1) Dialysis (2) Diffusion (3) Reverse osmosis (4) Centrifugation

Description : The washing machine works on the principle of – (1) Dialysis (2) Diffusion (3) Reverse osmosis (4) Centrifugation

Last Answer : (4) Centrifugation Explanation: Washing machines work on the principle of centrifugation. They are based on medium sized centrifuges that put an object in rotation around a fixed axis, applying force perpendicular to the axis.

The working principle of a washing machine is : (1) centrifugation (2) dialysis (3) reverse osmosis (4) diffusion

Description : The working principle of a washing machine is : (1) centrifugation (2) dialysis (3) reverse osmosis (4) diffusion

Last Answer : (1) centrifugation Explanation: The working of the washing machine is quite high tech, and includes a set sequence of washing, rinsing, and spinning (plus a pre-wash if desired).

The washing machine works on the principle of - (1) Dialysis (2) Diffusion (3) Reverse osmosis (4) Centrifugation

Description : The washing machine works on the principle of - (1) Dialysis (2) Diffusion (3) Reverse osmosis (4) Centrifugation

Last Answer : (4) Centrifugation Explanation: Washing machines work on the principle of centrifugation. They are based on medium sized centrifuges that put an object in rotation around a fixed axis, applying force perpendicular to the axis.

The working principle of a 'Washing machine' is : (1) centrifugation (2) dialysis (3) reverse osmosis (4) diffusion

Description : The working principle of a 'Washing machine' is : (1) centrifugation (2) dialysis (3) reverse osmosis (4) diffusion

Last Answer : (1) centrifugation Explanation: The principle behind the spinning dry of the clothes in a washing machine is centrifugal force. The fast spinning around of the clothes in the drum creates a large ... wet clothes are flung outwards to the drum edge and the water escapes through the drum holes.

Separation of the isotopes of helium for scientific investigations is done by (A) Reverse osmosis (B) Thermal diffusion (C) Leaching (D) Solvent extraction

Description : Separation of the isotopes of helium for scientific investigations is done by (A) Reverse osmosis (B) Thermal diffusion (C) Leaching (D) Solvent extraction

Last Answer : (B) Thermal diffusion

__________ is the separation technique used for desalination of sea water.(A) Thermal diffusion (B) Reverse osmosis (C) Adsorption (D) Absorption

Description : __________ is the separation technique used for desalination of sea water. (A) Thermal diffusion (B) Reverse osmosis (C) Adsorption (D) Absorption

Last Answer : (B) Reverse osmosis

Brackish water which contains mostly dissolved salt, can be purified by the __________ process. (A) Reverse osmosis (B) Sand filter(C) Lime soda(D) Permutit

Description : Brackish water which contains mostly dissolved salt, can be purified by the __________ process. (A) Reverse osmosis (B) Sand filter (C) Lime soda (D) Permutit

Last Answer : (A) Reverse osmosis

Reverse osmosis is normally used for the (A) Separation of isotopes of uranium from gaseous uranium hexafluoride (B) Separation of helium from natural gas (C) Desalination of brackish water to produce potable (drinking) water (D) Purification of oxygen

Description : Reverse osmosis is normally used for the (A) Separation of isotopes of uranium from gaseous uranium hexafluoride (B) Separation of helium from natural gas (C) Desalination of brackish water to produce potable (drinking) water (D) Purification of oxygen

Last Answer : (C) Desalination of brackish water to produce potable (drinking) water

Separation of fresh water from sea water can be done by the __________ operation. (A) Osmosis (B) Reverse osmosis (C) Absorption (D) Adsorption

Description : Separation of fresh water from sea water can be done by the __________ operation. (A) Osmosis (B) Reverse osmosis (C) Absorption (D) Adsorption

Last Answer : (B) Reverse osmosis

Which of the following is the treatment of water pollution? (1) Bag house filter (2) Windrow composting (3) Venturi scrubber (4) Reverse Osmosis

Description : Which of the following is the treatment of water pollution? (1) Bag house filter (2) Windrow composting (3) Venturi scrubber (4) Reverse Osmosis

Last Answer :  Reverse Osmosis

The washing machine works on the principle of (1) Dialysis (2) Diffusion (3) Reverse osmosis (4) Centrifugation

Description : The washing machine works on the principle of (1) Dialysis (2) Diffusion (3) Reverse osmosis (4) Centrifugation

Last Answer : Centrifugation

Differentiate between reverse osmosis membrane process with ultra filtration membrane

Description : Differentiate between reverse osmosis membrane process with ultra filtration membrane

Last Answer : The main difference between reverse osmosis and ultrafiltration is that ultrafiltration membranes have larger pore sizes than reverse osmosis membranes, ranging from 1 to 100 nm. Ultrafiltration membranes are ... uses a hollow fiber membrane to stop solid debris and microscopic contaminants.

Principle of reverse osmosis process

Description : Principle of reverse osmosis process

Last Answer : When two solutions of unequal concentrations are separated by a semi permeable membrane and if a hydrostatic pressure in excess of osmotic pressure is applied on the concentrate side, the solvent is forced to move ... ranges of these membranes are pH of 2 to 12 and temperatures of 0°C to 40°C.

The reverse breakdown phenomenon in a zener diode is known as

Description : The reverse breakdown phenomenon in a zener diode is known as

Last Answer : The reverse breakdown phenomenon in a zener diode is known as Avalanche effect

Returns to scale is a - (1) timeless phenomenon (2) directionless phenomenon (3) short-run phenomenon (4) long-run phenomenon

Description : Returns to scale is a - (1) timeless phenomenon (2) directionless phenomenon (3) short-run phenomenon (4) long-run phenomenon

Last Answer : (4) long-run phenomenon Explanation: Returns to Scale refers to changes in production that occur when all resources are proportionately changed in the long run. It comes in three forms-- ... playing a similar role that the law of diminishing marginal returns plays for short-run production.

Returns to scale is a (1) timeless phenomenon (2) directionless phenomenon (3) short-run phenomenon (4) long-run phenomenon

Description : Returns to scale is a (1) timeless phenomenon (2) directionless phenomenon (3) short-run phenomenon (4) long-run phenomenon

Last Answer : long-run phenomenon

Soldering of two metals is possible because of the property of – (1) Viscosity (2) Osmosis (3) Cohesion (4) Surface tension

Description : Soldering of two metals is possible because of the property of – (1) Viscosity (2) Osmosis (3) Cohesion (4) Surface tension

Last Answer : (3) Cohesion Explanation: Soldering is the process of joining two metals by the use of a solder alloy, and it is one of the oldest known joining techniques. It is possible because of the ... through-out the interior of substance. Soldering leads to alloy formation at the layer between two metals.

During osmosis w) Pure solvent diffuses through a membrane but solutes do not. x) Pure solutes diffuse through a membrane but solvent does not. y) Pure solvent and a solution both diffuse at the same time through a membrane. z) Gases diffuse through a membrane into a solution and build up pressure.

Description : During osmosis w) Pure solvent diffuses through a membrane but solutes do not. x) Pure solutes diffuse through a membrane but solvent does not. y) Pure solvent and a solution both diffuse at the same time through a membrane. z) Gases diffuse through a membrane into a solution and build up pressure. 

Last Answer : ANSWER: W -- PURE SOLVENT DIFFUSES THROUGH A MEMBRANE BUT SOLUTES DO NOT. 

Soldering of two metals is possible because of the property of : (1) Viscosity (2) Osmosis (3) Cohesion (4) Surface tension

Description : Soldering of two metals is possible because of the property of : (1) Viscosity (2) Osmosis (3) Cohesion (4) Surface tension

Last Answer : Cohesion

What causes the phenomenon in large gatherings, where everyone will often randomly stop talking like an awkward silence?

Description : What causes the phenomenon in large gatherings, where everyone will often randomly stop talking like an awkward silence?

Last Answer : Mob/Herd Mentality. Social Norms.

What causes the phenomenon in large gatherings, where everyone will often randomly stop talking like an awkward silence?

Description : What causes the phenomenon in large gatherings, where everyone will often randomly stop talking like an awkward silence?

Last Answer : Mob/Herd Mentality. Social Norms.

What causes the phenomenon in large gatherings, where everyone will often randomly stop talking like an awkward silence?

Description : What causes the phenomenon in large gatherings, where everyone will often randomly stop talking like an awkward silence?

Last Answer : Mob/Herd Mentality. Social Norms.

What causes the phenomenon in large gatherings, where everyone will often randomly stop talking like an awkward silence?

Description : What causes the phenomenon in large gatherings, where everyone will often randomly stop talking like an awkward silence?

Last Answer : Mob/Herd Mentality. Social Norms.

What causes the phenomenon in large gatherings, where everyone will often randomly stop talking like an awkward silence?

Description : What causes the phenomenon in large gatherings, where everyone will often randomly stop talking like an awkward silence?

Last Answer : Mob/Herd Mentality. Social Norms.

What causes the phenomenon in large gatherings, where everyone will often randomly stop talking like an awkward silence?

Description : What causes the phenomenon in large gatherings, where everyone will often randomly stop talking like an awkward silence?

Last Answer : Mob/Herd Mentality. Social Norms.

What causes the phenomenon in large gatherings, where everyone will often randomly stop talking like an awkward silence?

Description : What causes the phenomenon in large gatherings, where everyone will often randomly stop talking like an awkward silence?

Last Answer : Mob/Herd Mentality. Social Norms.

What is the reason for India being a major producer of different varieties of fruits and vegetables? a. Its large populations size b. Its large land area c. Variation in its agro-climatic conditions d. Diversity in socio-cultural phenomenon

Description : What is the reason for India being a major producer of different varieties of fruits and vegetables? a. Its large populations size b. Its large land area c. Variation in its agro-climatic conditions d. Diversity in socio-cultural phenomenon

Last Answer : c. Variation in its agro-climatic conditions

Televised educational programme is useful because (a) It can present the natural phenomenon of the world in natural form (b) It can magnify the microscopic forms of life and can be presented on TV (c) It affords the opportunity for large audience in the same auditorium or in different locations to view it clearly (d) all of these

Description : Televised educational programme is useful because (a) It can present the natural phenomenon of the world in natural form (b) It can magnify the microscopic forms of life and can be presented on TV ... audience in the same auditorium or in different locations to view it clearly (d) all of these

Last Answer : c) It affords the opportunity for large audience in the same auditorium or in different locations to view it clearly

Interference of light is evidence that : A. The speed of light is very large B. light is a transverse wave C. light is electromagnetic in character D. Light is a wave phenomenon

Description : Interference of light is evidence that : A. The speed of light is very large B. light is a transverse wave C. light is electromagnetic in character D. Light is a wave phenomenon

Last Answer : D. Light is a wave phenomenon

A drug which preferentially dilates autoregulatory coronary arterioles with little effect on large conducting vessels is likely to: A. Evoke coronary steal phenomenon B. Mitigate classical angina but not variant angina C. Decrease total coronary blood flow in healthy subjects D. Avert ECG changes of ischaemia

Description : A drug which preferentially dilates autoregulatory coronary arterioles with little effect on large conducting vessels is likely to: A. Evoke coronary steal phenomenon B. Mitigate classical angina but not ... . Decrease total coronary blood flow in healthy subjects D. Avert ECG changes of ischaemia

Last Answer : A. Evoke coronary steal phenomenon

Mention the types of small-scale Maps? -Geography

Description : Mention the types of small-scale Maps? -Geography

Last Answer : Wall Maps and Atlas Maps.

Mention one major problem of the small scale industry. -SST 10th

Description : Mention one major problem of the small scale industry. -SST 10th

Last Answer : Due to poverty and ignorance of the village people, their method and techniques of production are outdated.

Mention some problems faced by small-scale and cottage industries. -SST 10th

Description : Mention some problems faced by small-scale and cottage industries. -SST 10th

Last Answer : Some problems faced by small-scale and cottage industries are: (i) Outmoded methods and techniques. (ii) Inadequate financial resources. (iii) Poverty and ignorance. (iv) Competition from large-scale industries. (v) Improper marketing organization. (vi) Exploitation by moneylender and middle man.

In the illustration, the large battery and R(L) are in the circuit to ________. EL-0022 A. forward bias the emitter-base B. reverse bias the emitter-base C. forward bias the emitter/collector D. reverse bias the emitter/collector

Description : In the illustration, the large battery and R(L) are in the circuit to ________. EL-0022 A. forward bias the emitter-base B. reverse bias the emitter-base C. forward bias the emitter/collector D. reverse bias the emitter/collector

Last Answer : Answer: D

At which stage of HIV infection does one usually show symptoms of AIDS? (a) Within 15 days of sexual contact with an infected person (b) When the infected retro virus enters host cells (c) When HIV damages large number of helper T  - lymphocytes (d) When the viral DNA is produced by reverse transcriptase

Description : At which stage of HIV infection does one usually show symptoms of AIDS? (a) Within 15 days of sexual contact with an infected person (b) When the infected retro virus enters host cells (c) ... large number of helper T  - lymphocytes (d) When the viral DNA is produced by reverse transcriptase

Last Answer : (c) When HIV damages large number of helper T  - lymphocytes