Question
What is the quark composition of a hydrogen-3 nucleus, $\frac{3}{1}H$?
▶️Answer/Explanation
Ans: A
Question
A $π^{+}$ meson has a charge of +e, where e is the elementary charge. It consists of an up quark and one other quark.
What could be the other quark in the $π^{+}$meson?
(A) anti-down
(B) anti-up
(C) bottom
(D) charm
▶️Answer/Explanation
Ans: A
Question
Which statement about a proton is correct?
(A) A proton is a baryon but not a meson.
(B) A proton is a meson but not a hadron.
(C) A proton is both a hadron and a meson.
(D) A proton is both a meson and a baryon.
▶️Answer/Explanation
Ans:- A
Question
Which flavours of quark have charge \(+\frac{2}{3}e ?
▶️Answer/Explanation
Ans A