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Which of the following statement is/are ...

Which of the following statement is/are correct?

A

Steel cannot be permanently magnetized.

B

Cast iron cannot be permanently magnetized.

C

Spiegeleisen is an alloy of iron, zinc and antimony.

D

Steel can be permanently magnetized.

Text Solution

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The correct Answer is:
B, D
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NARAYNA-METTALURGY-MULTIPLE ANSWER QUESTOINS
  1. Which of the following are correctly matched?

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  2. Which of the following statements are correct ?

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  3. Which of the following statement is/are correct?

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  4. Point out the incorrect statement among the following?

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  5. Which of the following process makes direct use of oxygen ?

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  6. In the extraction of chlorine from brine

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  7. Which of the following is/are correctly matched?

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  8. In which of the following pair(s) the minerals are converted in to met...

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  9. The reaction (s) which does (do) not occur in the reduction zone in th...

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  10. Cassiterite ore (SnO(2)) is purified by

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  11. Which of the following statements(s) is (are) true?

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  12. Why lime stone is added in the extraction of lead from galena ?

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  13. The major role of fluorpar (CaF2 ) which added in small quantities in ...

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  14. Which of the following statement(s) is /are correct?

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  15. Which of the following statement(s) is/are correct about slag?

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  16. Which of the following common element(s) is/are present in the anode m...

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  17. Bessemerisation is carried out for

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  18. Select the correct statement.

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  19. The reaction (s) which does (do) not occur in the reduction zone in th...

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  20. Which of the following reduction reactions are actually employed in co...

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