Which one of the following wavelength radiations may correspond to an X-ray ?

  1. A. 1 nm
  2. B. 10 nm
  3. C. 100 nm
  4. D. 300 nm

Correct Answer: A. 1 nm

Explanation

X-rays typically have wavelengths ranging from 0.01 nm to 10 nm, making 1 nm the most appropriate value for an X-ray.

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