1 markProperties of Waves
CAPE Physics Unit 1 · 2008 · Paper 2 · Question 2(a)(i)
What is meant by the term 'diffraction'?
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- 2(a)(ii)Show on the diagram, the resulting waves after passage through the slits.[2 marks]
- 2(a)(iii)Mark on Figure 1, TWO places where constructive interference occurs and TWO places where destructive interference occurs. (Use a circle O for constructive…[2 marks]
- 2(a)(iv)In the space below draw wave diagrams to show how TWO waves could superpose to produce constructive and destructive interference.[2 marks]
- 2(b)(i)Calculate the value of θ.[5 marks]
- 2(b)(ii)Explain why at Q, a point midway between P and R, the signal received is very weak.[1 mark]
- 2(b)(iii)At what angle to the mid-line would the next minimum of the interference pattern occur?[2 marks]
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