Exam (elaborations)
AQA A LEVEL PHYSICS 7408/3BD PAPER 3 SECTION B TURNING POINTS PHYSICS VERSION 1.0 FINAL QUESTIONS WITH MERGED ANSWERS |JUNE 2023
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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] Do not write outside the box3 *03* Turn over ► IB/M/Jun23/7408/3BD Do not write outside the 0 1 . 3 A student suggests that the apparatus can be used to demonstrate the wave box properties of electrons in the beam, provided that the aperture in the anode has a suitable diameter. Discuss whether the student is correct
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AQA A-LEVEL PHYSICS
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AQA A-LEVEL PHYSICS
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