

MCQOPTIONS
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1. |
Which of the following pairs are correctly matched ?1. Alpha iron....non magnetic2. Beta iron....strongly magnetic3. 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 |
Answer» B. 1 and 2 | |