Question

State the principle behind:
a. Winnowing
b. Sieving
c. Magnetic separation

Answer 1

Answer:

The principle behind winnowing is that if the mixture is containing two components and one is lighter than another one, then both the components can be separated by blow of air or wind. #The mixtures having components of different sizes is put in sieve and the sieve is moved back and forth continuously

Explanation:

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