JEE MAIN - Physics (2002 - No. 2) | ExamPlay

JEE MAIN - Physics (2002 - No. 2)

Which of the following are not electromagnetic waves?

cosmic rays

gamma rays

$$\beta $$-rays

$$X$$-rays

Erläuterung

$$\beta $$ -rays are fast moving beam of electrons.

Kommentare (0)

Werbung