Q. The number of atoms per unit cell and the number of slip systems, respectively, for a face- centered cubic (FCC) crystal are
(A) 3, 3 (B) 3, 12 (C) 4, 12 (D) 4, 48
Ans: 4, 12
![Determine the correctness (or otherwise) of the following Assertion [A] and the Reason [R]](https://www.gkseries.com/blog/wp-content/uploads/2023/10/Determine-the-correctness-or-otherwise-of-the-following-Assertion-A-and-the-Reason-R.jpg)
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