MCQ
Which of the following are not electromagnetic waves ?
- Acosmic rays
- B$\gamma -$ rays
- ✓$\beta -$ rays
- D$X-$ rays
✓
Answer
Correct option: C.
$\beta -$ rays
c
$\beta -$ rays are the beam of fast moving electrons.
$\beta -$ rays are the beam of fast moving electrons.
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