Published by:
CGP EDU Academic Team
Published on: September 12, 2026
X-rays and gamma rays are both electromagnetic waves. Which of the following statements is true?
Text Solution
Verified by ExpertsThe correct answer is:
A
Understanding the Difference Between X-Rays and Gamma Rays
Both X-rays and gamma rays are forms of electromagnetic radiation, but they originate from different processes. Here's a step-by-step explanation to find the correct statement among the options provided:
Given this understanding, we can summarize that the correct statement is:
Option A: In general, X-rays have larger wavelengths than gamma rays. Therefore, the correct answer is A.
Both X-rays and gamma rays are forms of electromagnetic radiation, but they originate from different processes. Here's a step-by-step explanation to find the correct statement among the options provided:
- Electromagnetic Spectrum: X-rays and gamma rays are at the high-energy end of the electromagnetic spectrum. X-rays typically have wavelengths ranging from 0.01 to 10 nanometers, while gamma rays have even shorter wavelengths, generally less than 0.01 nanometers.
- Wavelengths Comparison: Since X-rays have wavelengths that can extend up to 10 nanometers and gamma rays are shorter than that, we conclude that X-rays generally have larger wavelengths than gamma rays.
- Frequency: According to the relation between wavelength ($\lambda$) and frequency ($f$) given by the equation $f = \frac{c}{\lambda}$ (where $c$ is the speed of light), shorter wavelengths imply higher frequencies. Hence, gamma rays, having shorter wavelengths, possess higher frequencies in comparison to X-rays.
Given this understanding, we can summarize that the correct statement is:
Option A: In general, X-rays have larger wavelengths than gamma rays. Therefore, the correct answer is A.
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