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Gravity separation methode is based upon...

Gravity separation methode is based upon `:`

A

preferential washing of ores and gangue particles.

B

difference in densities of ore particles and impurities.

C

differnece in chemical properties of ore particles and impurities

D

None of these

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The correct Answer is:
2
Hydraulic washing or Gravity separation of Levigation method is based on the difference in the densities of the gangue and ore particles.
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  2. Which of the following statements is incorrect ?

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  3. Gravity separation methode is based upon :

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  4. Sulphide ores are generally concentrated by the :

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  5. Which one of the following sulphide ores is concentrated by chemical l...

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  6. NaCN is sometimes added in the froth flotation process as a depressant...

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  7. Which of the following process is related with the removal of sulphur ...

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  8. Consider the following statements . Roasting is carried out to : (i...

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  9. Main source of lead is galena (PbS). It is converted to Pb by : S...

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  10. The chemical composition of " slag " formed during the smelting proces...

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  11. Pb and Sn are extracted from their chief ore by :

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  12. Poling process :

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  13. In the process of extraction of gold. Roasted gold ore +CN^(-)+H(2)O...

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  14. In electrorefining, the impure metal is made .

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  15. which of the following electronts is present as the impurity to the m...

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  16. Which of the following process is used in the extractive metallurgy of...

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  17. Which metal is extracted using a hyddrometallurgical process involving...

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  18. Bessemer converter is used for Atomic nos, Mn = 25, Fe = 26, Co = 27...

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  19. The process of zone refining is used for :

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