A-LevelPhysicsParticle physics9702/12 · Oct/Nov 2018 · Q401 Mark

A certain type of hadron has zero charge. It is composed of a down quark, a strange quark and one other quark. What could be the other quark?

Aup

Bdown

Cstrange

Danti-strange

✓ Correct answer

A: up

Oracle Prep sorts past-paper questions by topic, so you can drill Particle physics and see which topics are most likely to come up next.

Topic: Particle physics, A-Level Physics (syllabus 9702). Multiple choice, 1 mark.
Source: A-Level Physics, Oct/Nov 2018 Paper 1 Variant 2, question 40.

Questions and mark schemes are from past examination papers and remain the copyright of the exam board. How Oracle Prep builds its content

A positively charged meson consists of a quark and an antiquark. What could be the quark and antiquark?

Which flavours of quark have charge +⅔ e?

A nucleus of carbon-10, ¹⁰C, decays by beta-emission to form a nucleus of boron-10, ¹⁰B. For this decay process, what…

A nucleus of sodium-21, ²¹₁₁Na, decays to form a new nucleus containing 10 protons and 11 neutrons. Which leptons are…

A nucleus of bismuth-212 (²¹²Bi) decays by the emission of an α-particle and γ-radiation.

Explain the main principles of the generation of ultrasound waves for medical use.