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UPSC Civil Service Exam Questions - Engineering

Q1:

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 :

A 3 and 4

B 1 and 2

C 1, 3 and 4

D 2 and 4

ANS:A - 3 and 4

No answer description is available.