Question
Physics Question on Atomic Spectra
Which of the following elementary particle is a lepton?
A
Photon
B
μ-meson
C
π-meson
D
Proton
Answer
μ-meson
Explanation
Solution
The correct option is (B): μ-meson
Which of the following elementary particle is a lepton?
Photon
μ-meson
π-meson
Proton
μ-meson
The correct option is (B): μ-meson