X-rays can be used to: 1. inspect welded joints between two metal parts of a machine. 2. study the structure of crystals. Select the answer using the code given below:
- A. 1 only
- B. 2 only
- C. Both 1 and 2 ✓
- D. Neither 1 nor 2
Correct Answer: C. Both 1 and 2
Explanation
X-rays are used in industrial radiography to detect flaws in welds and in X-ray crystallography to determine the atomic structure of crystals[cite: 1].
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