Which of the following statements correctly describe(s) cathode rays? i. they consist of tiny particles carrying negative electric charges. ii. they are deflected in a magnetic field but not in an electric field. iii. they consist of fast moving neutrons and deflected in an electric field.
-
i only
- ii only
- i and ii only
- ii and iii only
The correct answer is: A
Explanation
properties of cathode rays among others are ;
- The cathode rays consist of negatively charged particles known as electrons.
- The cathode rays are deflected from their path by electric and magnetic fields.