Q. A strong argument for the particle nature of cathode rays is that they
A) Produce fluorescence
B) Travel through vacuum
C) Get deflected by electric and magnetic fields
D) Cast shadow
Explanation
(c) A charged particle is deflected by electric and magnetic fields. If the cathode rays is deflected by electric and magnetic fields then this is the strong argument for the particle nature of cathode rays.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.