The source of gamma radiation is _.
Correct answer: B. Inside nucleus
- A. Outside nucleus
- B. Inside nucleus
- C. Electron transition
- D. None of these
Explanation
Option A: Outside nucleus: This option refers to radiation sources that are located outside the atomic nucleus. Examples of radiation emitted outside the nucleus include X-rays, which are produced by high-energy electron interactions outside the nucleus.Option B: Gamma radiation originates from inside the atomic nucleus. Gamma rays are a form of electromagnetic radiation that is released during certain nuclear processes, such as radioactive decay or nuclear reactions.Option C: Electron transition: This option refers to a different type of radiation, specifically electromagnetic radiation emitted during electron transitions within an atom. Examples of this include visible light, ultraviolet light, and infrared radiation. However, gamma rays are not typically associated with electron transitions.Option D: None of these: This option suggests that none of the given options is correct. However, the correct answer to the question is B) Inside the nucleus.
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Atomic nuclei contain protons and neutrons, with nuclear size, mass defect and binding energy describing their stability. The work covers alpha, beta and gamma decay, decay equations, half-life and decay rate, along with radiation safety and medical applications such as imaging, radiotherapy and tracers.
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