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Question 18M.1.SL.TZ1.15

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Date May 2018 Marks available [Maximum mark: 1] Reference code 18M.1.SL.TZ1.15
Level SL Paper 1 Time zone TZ1
Command term Question number 15 Adapted from N/A
15.
[Maximum mark: 1]
18M.1.SL.TZ1.15

The diagram shows an interference pattern produced by two sources that oscillate on the surface of a liquid.

                                      M18/4/PHYSI/SPM/ENG/TZ1/15

Which of the distances shown in the diagram corresponds to one fringe width of the interference pattern?

[1]

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C

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