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Which Technique is Used in a Washing Machine to Squeeze Out Water from Wet Clothes While Drying ?

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प्रश्न

Which technique is used in a washing machine to squeeze out water from wet clothes while drying ?

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उत्तर

Centrifugation is a technique used in a washing machine to squeeze out water from wet clothes while drying.

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अध्याय 2: Is Matter Around Us Pure - Very Short Answers [पृष्ठ १०६]

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लखमीर सिंग Chemistry Part 2 [English] Class 9
अध्याय 2 Is Matter Around Us Pure
Very Short Answers | Q 30 | पृष्ठ १०६

वीडियो ट्यूटोरियलVIEW ALL [3]

संबंधित प्रश्न

Solids have definite shape and definite volume. 


Liquids have definite shape and definite volume.


Which one is a kind of matter:


Honey is more viscous than water. Can you suggest why?


What are the three groups into which all the elements can be divided ? Name two elements belonging to each group.


State one property in which a solution of sugar in water resembles a mixture of sugar and sand, and one property in which it differs from it.


Which of the following are not compounds ?

Chlorine gas, Potassium chloride, Iron powder, Iron sulphide, Aluminium foil, Iodine vapour, Graphite, Carbon monoxide, Sulphur powder, Diamond


Which of the following is not an element ?


In the following set of substances, one item does not belong to the set. Select this item and explain why it does not belong to the set :

Hydrogen, Oxygen, Steam, Chlorine


Choose the correct answer.

A 15% alcohol solution means :


Which of the following are chemical changes and which physical ? Give reason.

  1. a glass bottle breaking
  2. coal burning in air
  3. making a cake
  4. wool being knitted into a sweater

What is meant by a solution? 


Which of the following is not an emulsion ?


How will you separate a mixture containing sand and sugar ?


Describe the method of separating a mixture containing common salt, sand and ammonium chloride.


How will you separate water from mustard oil ?


Select the correct answer from A, B, C, D & E for the statement given below:

An atom or group of atoms _________ having a resultant charge.


Which among the following is not a matter?


Give some examples of the Tyndall effect observed in your surroundings?


Evaporation does form bubbles.


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