Physics (AS & A Level) · May / June 2019 · Paper 42 · Question 8
9702
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An electron is travelling in a vacuum at a speed of 3.4 × 107 m s–1. The electron enters a region of uniform magnetic field of flux density 3.2 mT, as illustrated in Fig. 8.1. 30° region of uniform magnetic flux density 3.2 mT electron speed 3.4 × 107 m s–1 Fig. 8.1 The initial direction of the electron is at an angle of 30° to the direction of the magnetic field.
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8(a)(i)[1]
8(a)(ii)[3]
8(b)[1]
8(c)[1]
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