Which of the following is not an EM wave?
Answer & explanation
Correct answer: option 4
The correct answer is Option (4) → Cathode rays
Cathode Rays are electrons that are emitted from a metal surface.
Which of the following is not an EM wave?
Correct answer: option 4
The correct answer is Option (4) → Cathode rays
Cathode Rays are electrons that are emitted from a metal surface.