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प्रश्न
Give reasons
Sand and sawdust cannot be separated by handpicking.
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उत्तर
Because in hand picking method substances should be large enough in size to be recognized and picked out by hand but sand and saw dust particles are very small in size so they can’t be picked by hand. It can be separated by filtration.
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संबंधित प्रश्न
Tick the most appropriate answer.
During filtration the substance left behind on the filter paper is called ________.
Name the process by which the components of the following mixture can be separated.
Powdered glass and sugar
The solid particles which remain on the filter paper are called residue and the liquid which passes through it is called ______.
Fill in the blank
______ is a method used for the separation of an insoluble solid from a solid-liquid mixture.
Give one word name for the following
The solid which is left on the filter paper after filtration.
State the principle involved in separation of solid-liquid mixtures by filtration
Draw a neat labelled diagram for the separation of the following mixture.
Chalk and water using a filter paper
Give reasons for the following:
Sodium chloride cannot be separated out from its aqueous solution by filtration.
Filtration is helpful in separating an insoluble ______ from a ______.
Complete the given analogy.
Husk-Grains : Winnowing :: SawdustChalk piece : ______
