Question

Principle of Hydraulic washing....​

Answer 1

Answer:

Hydraulic Washing. This method is based on the differences in weight between the gangue and the metal. Generally, the metal particles of the ore are heavier than the impurities. So we use the principle of gravity separation to separate the two.

Answer 2

Answer:

in hydraulic washing the ore is separated by putting palm oil in the water solution along with the ore.

The metal gets separated sticking with the palm oil.

hope it helps u .☺