passwella.
Menu

JAMB Physics 1981 Question 29

Question 29

Radioactivity and Nuclear Physics

Which type of radiation does NOT originate within the nucleus?

  1. A.Alpha
  2. B.Beta
  3. C.Gamma
  4. D.Neutron
  5. E.X-rays.
Show the answer and explanation

Answer: E (X-rays.)

Explanation

X-rays come from the electrons outside the nucleus (or from electrons being stopped). Alpha, beta, gamma radiation and neutrons come from the nucleus.