AQA A LEVEL PHYSICS 7408/3BD PAPER 3 SECTION B TURNING POINT IN PHYSICS VERSION 1.0 FINAL QUESTION PAPERS & MERGED MARKING SCHEME | JUNE 2023
In Figure 1, a beam of electrons travels through the aperture in the anode and hits the screen. Figure 1 0 1 . 1 Explain how the electrons that form the beam are emitted. [1 mark] 0 1 . 2 Show that the maximum speed of the electrons in the beam is about 1.3 × 107 m s−1. [1 mark]
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aqa a level physics 74083bd