Physics 7407: Particles and Radiation Topical Past Paper Questions
AQA AS Physics (7407) past-paper questions on Particles and Radiation, free. This topic is frequently examined across 9 exam sessions. Sign in for the full topic-segregated question bank and AI worksheets.
Sample questions
What is the de Broglie wavelength of a positron travelling at 5% of the speed of light? [1 mark] A $ 2.7 \times 10^{-16} $ m 0 B $ 2.7 \times 10^{-14} $ m 0 C $ 4.9 \times 10^{-13} $ m 0 D $ 4.9 \times 10^{-11} $ m 0
The concept of exchange particles was introduced to explain forces between elementary particles. This concept requires that exchange particles have [1 mark]. A charge. 0 B momentum. 0 C phase. 0 D rest mass. 0
Which row is correct?
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