A) \[\beta -\]rays
B) X-rays
C) Cosmic rays
D) Both [a] and [c]
Correct Answer: D
Solution :
\[\beta -\]rays are stream of high energy electrons coming from the radioactive nucleus. Cosmic rays having high energy charged particles like a-particles, protons etc. are coming from other space. Thus, cosmic rays and\[\beta -\]rays are not electromagnetic waves. But X-rays are electromagnetic waves.
You need to login to perform this action.
You will be redirected in
3 sec
