The meson having which of the following quark contents has electric charge -e?
A) $b \bar { c }$
B) $\mathrm { c }\bar { c }$
C) $\mathcal { u }\bar {a }$
D) $a \overline { s }$
E) $\mathrm { u }\bar { c}$

Question

The meson having which of the following quark contents has electric charge -e?
A) $b \bar { c }$
B) $\mathrm { c }\bar { c }$
C) $\mathcal { u  }\bar {a }$
D) $a \overline { s }$
E) $\mathrm { u }\bar { c}$

Quizplus · Accepted Answer

The quark content $b \bar{C}$ consists of a bottom quark (b) with charge -1/3e and an anti-charm quark ($\bar{C}$) with charge -2/3e, resulting in a total charge of -e.

The Meson Having Which of the Following Quark Contents Has bcˉb \bar { c }bcˉ

The Meson Having Which of the Following Quark Contents Has $b \bar { c }$