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Physics (AS & A Level) · Oct / Nov 2024 · Paper 12 · Question 27

9702Progressive waves

What could describe the time-base of a cathode-ray oscilloscope (CRO)?

  1. Athe frequency per division on the screen
  2. Bthe number of divisions on the screen per unit frequency
  3. Cthe number of divisions on the screen per unit time
  4. Dthe time per division on the screen

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Correct answer: D. the time per division on the screen

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