Q1346
Which, of the following radiations has the least wavelength ?
A.
X-rays
B.
A-rays
C.
G-rays
AnswerD.
B-rays
Answer: Option C
Solution
Answer: Option C
Solution:
X-rays – smaller than 10 nano metre. Gamma- rays – 0.0005 to 0.1 nano metre. Alpha-rays – 125 nano metre.