Which of the following is NOT em wave ?
Answer & explanation
Correct answer: option 4
The correct answer is Option (4) → Cathode rays
Cathode rays are stream of electrons (charged particles) and are not EM waves.
Which of the following is NOT em wave ?
Correct answer: option 4
The correct answer is Option (4) → Cathode rays
Cathode rays are stream of electrons (charged particles) and are not EM waves.