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Question 16

A progressive wave of amplitude a a\,a has intensity III. This wave combines with another wave of amplitude 0.4a 0.4a\,0.4a at a point in space. The phase difference between the waves is 180∘180^\circ180∘.

What is the resultant intensity of the combined waves in terms of III?

A

0.16I0.16I0.16I

B

0.36I0.36I0.36I

C

0.6I0.6I0.6I

D

1.96I1.96I1.96I

Markscheme

Waves Questions

  1. A Level
  2. /Physics
  3. /Waves

26 exam-style questions on OCR A A Level Physics Waves, covering Wave motion, Electromagnetic waves, Superposition, and Stationary waves. Each one has a worked solution and a mark scheme showing where the marks go.

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