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Date May 2011 Marks available 1 Reference code 11M.1.SL.TZ2.15
Level Standard level Paper Paper 1 Time zone Time zone 2
Command term Question number 15 Adapted from N/A

Question

Two waves meet at a point. The waves have a path difference of λ4. The phase difference between the waves is

  1. π8rad.
  2. π4rad.
  3. π2rad.
  4. π rad.

Markscheme

C

Examiners report

 

Syllabus sections

Additional higher level (AHL) » Topic 9: Wave phenomena » 9.1 – Simple harmonic motion
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