UPSC Civil Service Exam Questions - Civil Engineering Questions and Answers

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Discussion :: UPSC Civil Service Exam Questions

Which of the following pairs are correctly matched ?
1. Alpha iron....non magnetic
2. Beta iron....strongly magnetic
3. Gamma iron....non-magnetic and capable of dissolving carbon.
4. Delta iron....non-magnetic and absorbs very little carbon.
Select the correct answer using the codes given below :

3 and 4

1 and 2

1, 3 and 4

2 and 4

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