Optics Question 277
Question: Which of the following radiations has the least wavelength
[AIEEE 2003]
Options:
A) g -rays
B) b-rays
C) a-rays
D) X-rays
Show Answer
Answer:
Correct Answer: A
Solution:
$ {\lambda _{\gamma -rays}}<{\lambda _{x-rays}}<{\lambda _{\alpha -rays}}<{\lambda _{\beta -rays}}. $