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Question 23M.1.HL.TZ1.18

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Date May 2023 Marks available [Maximum mark: 1] Reference code 23M.1.HL.TZ1.18
Level HL Paper 1 Time zone TZ1
Command term Question number 18 Adapted from N/A
18.
[Maximum mark: 1]
23M.1.HL.TZ1.18

An electron enters a region of uniform magnetic field at a speed v. The direction of the electron is perpendicular to the magnetic field. The path of the electron inside the magnetic field is circular with radius r.

The speed of the electron is varied to obtain different values of r.

Which graph represents the variation of speed v with r?


[1]

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A

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