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

1 Answer

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.

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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.

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

Last Answer : Centrifugation

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).

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.

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

Last Answer : ANSWER: D

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

Last Answer : (D) Ultra-filtration

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)

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.

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

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

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

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.

Description : Solar energy is converted into chemical energy during – (1) Transpiration (2) Photosynthesis (3) Diffusion (4) Osmosis

Last Answer : (2) Photosynthesis Explanation: In photosynthesis, solar energy is converted to chemical energy. The chemical energy is stored in the form of glucose (sugar). Carbon dioxide, water, and sunlight are ... captured from the sun into chemical energy that can be used to fuel the organism's activities.

Description : Solar energy is converted into chemical energy during (1) Transpiration (2) Photosynthesis (3) Diffusion (4) Osmosis

Last Answer : Photosynthesis

Description : The process of electroplating involves (a) electrolysis (b) dialysis (c) osmosis (d) decomposition

Last Answer : Ans:(a)

Description : State the condition for using the method of centrifugation to separate contents of a mixture.State the principle involved in this process. -Chemistry

Last Answer : The basic principle of centrifugation is that the denser particles remain at the bottom and the lighter particles will remain at the top. it can be used with like colloids to separate suspended particles are separated by churning the liquid at high speed

Description : The fundamental scientific principle in the operation of battery is – (1) acid-base interaction (2) dialysis (3) dissociation of electrolytes (4) oxidation-reduction

Last Answer : (3) dissociation of electrolytes Explanation: The electrolyte consists of a solvent (water, an organic liquid, or even a solid) and one or more chemicals that dissociate into ions in the solvent. These ... that contains ions and can be decomposed by electrolysis, e.g., that present in a battery.

Description : The fundamental scientific principle in the operation of battery is (1) acid-base interaction (2) dialysis (3) dissociation of electrolytes (4) oxidation-reduction

Last Answer : dissociation of electrolytes

Description : Which of the following laws validates the statement that matter can neither be created nor destroyed? (1) Law of conservation of energy (2) Le Chatelier's Principle (3) Law of conservation of mass (4) Law of osmosis

Last Answer : (3) Law of conservation of mass Explanation: The law of conservation of mass, also known as the principle of mass/matter conservation, states that the mass of an isolated system (closed to all ... out, its quantity cannot otherwise change over time (hence, its quantity is "conserved" over time).

Description : Which of the following laws validates the statement that matter can neither be created nor destroyed ? (1) Law of conservation of energy (2) Le Chatelier’s Principle (3) Law of conservation of mass (4) Law of osmosis

Last Answer : Law of conservation of mass

Description : What is the difference between osmosis and diffusion?

Last Answer : A: Osmosis is the movement of water molecules across a selectively permeable membrane from an area of low solute concentration to an area of high solute concentration, while diffusion is the movement of particles from an area of high concentration to an area of low concentration.

Description : What is the difference between diffusion and osmosis?

Last Answer : A: Diffusion is the movement of particles from an area of high concentration to an area of low concentration, while osmosis is the movement of water molecules from an area of low solute concentration to an area of high solute concentration.

Description : What is the difference between diffusion and osmosis?

Last Answer : A: Diffusion is the movement of particles from an area of high concentration to an area of low concentration, while osmosis is the movement of water across a selectively permeable membrane from an area of low solute concentration to an area of high solute concentration.

Description : What is the difference between osmosis and diffusion?

Last Answer : A: Diffusion is the movement of molecules from an area of high concentration to an area of low concentration, while osmosis is the diffusion of water molecules across a selectively permeable membrane.

Description : What is the difference between osmosis and diffusion?

Last Answer : A: Osmosis is the movement of water across a selectively permeable membrane from an area of low solute concentration to an area of high solute concentration, while diffusion is the movement of molecules from an area of high concentration to an area of low concentration.

Description : What is the difference between diffusion and osmosis ? -Biology

Last Answer : The process through which only Liquids move from a Higher concentrated solution towards a Lower concentrated solution through a semi-permeable membrane is called Osmosis whereas The process through which any substance ... :) Stay Safe, Stay Curious, Keep Learning, Keep Growing..... Thankyou!!!

Description : Differentiate between diffusion and osmosis. -Biology 9th

Last Answer : Difference between Osmosis and DiffusionOsmosisDiffusionIt is limited only to the liquid medium.Occurs in liquid, gas and even solids.Requires a semipermeable membrane.Does not require a semipermeable membrane. ... to a glass of water, where eventually, the entire water content becomes coloured.

Description : Differentiate between diffusion and osmosis. -Biology 9th

Last Answer : answer:

Description : Differentiate between Diffusion and Osmosis. -Biology

Last Answer : answer:

Description : Osmosis is the diffusion of what substance through a cell membrane? -Biology

Last Answer : answer:

Description : $ Positive diffusion occurs against the concentration gradients. ! Osmosis does not require a semi-permeable membrane.

Last Answer : $ Positive diffusion occurs against the concentration gradients. ! Osmosis does not require a semi-permeable ... D. If both As and R are wrong.

Description : How do diffusion and osmosis relate to the cell membrane?

Last Answer : Need answer

Description : Fatty acids can be transported into and out of cell membrane by (A) Active transport (B) Facilitated transport (C) Diffusion (D) Osmosis

Last Answer : B

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

Last Answer : A

Description : What is the difference between osmosis and diffusion ?

Last Answer : Osmosis is the phenomenon of movement of solvent particles, in general water, from a region of lower solute concentration to a region of higher solute concentration. Diffusion, in the other hand, ... of water (solvent) and diffusion as movement of solutes, both concentration gradient-driven.

Description : Excess amount of absorbed water by plants is liberated out by – (1) Evaporation (2) Osmosis (3) Diffusion (4) Transpiration

Last Answer : (4) Transpiration Explanation: Water vapour transpires constantly through pores (stomata) in the surface of plant's leaves.

Description : Glucose is taken back from glomerular filtrate through (a) active transport (b) passive transport (c) osmosis (d) diffusion

Last Answer : (a) active transport

Description : The exchange of gases in the alveoli of the lungs takes place by (a) passive transport (b) active transport (c) osmosis (d) simple diffusion.

Last Answer : d) simple diffusion.

Description : When water enters in roots due to diffusion, is termed as (a) osmosis (b) passive absorption (c) endocytosis (d) active absorption.

Last Answer : (b) passive absorption

Description : Guttation is the result of (a) diffusion (b) transpiration (c) osmosis (d) root pressure.

Last Answer : (d) root pressure.

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

Description : The movement of ions against the concentration gradient will be (a) active transport (b) osmosis (c) diffusion (d) all of the above.

Last Answer : (a) active transport

Description : Bacterial cells in biofilms can communicate with each other through a. osmosis b. quorum sensing c. diffusion d. enzymes

Last Answer : b. quorum sensing

Description : The process of diffusion of one liquid into the other through a semi permeable membrane is called (A) Viscosity (B) Osmosis (C) Surface tension (D) Cohesion

Last Answer : Answer: Option B

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

Last Answer : (A) Diffusion

Description : Sodium ions are "pumped" from a region of lower concentration to a region of higher concentration in the nerve cells of humans. This process is an example of (A) Diffusion (B) Passive transport (C) Osmosis (D) Active transport

Last Answer : (D) Active transport

Description : Substances insoluble in a membrane are carried across the membrane with the concentration gradient by means of a carrier molecule in a process known as: a) osmosis. b) diffusion. c) active transport. d) facilitated diffusion.

Last Answer : ANSWER: D -- FACILITATED DIFFUSION.

Description : The random movement of particles in solution towar a uniform distribution is termed: a) osmosis b) repulsion c) diffusion d) facilitated diffusion

Last Answer : ANSWER: C -- DIFFUSION

Description : Excess amount of absorbed water by plants is liberated out by : (1) Evaporation (2) Osmosis (3) Diffusion (4) Transpiration

Last Answer : Transpiration

Description : Radioactive elements can be traced out in living cell through a technique called – (1) Centrifugation (2) Chromatography (3) Auto radiography (4) All the above

Last Answer : (3) Auto radiography Explanation: Radioactive elements can be traced out in living cell through a technique called Autoradiography.