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5.1 Reflection, refraction and lenses

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Question 17
F

A filter transmits red and blue light but absorbs green light. White light passes through the filter and illuminates a card. The card has a white area and a blue area. The blue area reflects only blue light. Which colours reach the eye from the white area and the blue area?

[1]
A

white area: red only; blue area: blue only

B

white area: red and blue; blue area: red only

C

white area: green only; blue area: green only

D

white area: red and blue; blue area: blue only

Markscheme

5.1 Reflection, refraction and lenses Questions

  1. GCSE
  2. /Physics
  3. /5.1 Reflection, refraction and lenses

93 exam-style questions on Edexcel GCSE Physics 5.1 Reflection, refraction and lenses, covering 5.1.1 Reflection, refraction and total internal reflection, 5.1.2 Specular and diffuse reflection, 5.1.3 Colour of light: absorption and filters, 5.1.4 Lenses: power, focal length and shape, 5.1.5 Ray diagrams for converging and diverging lenses, and 5.1.6 Real and virtual images. Each one has a worked solution and a mark scheme showing where the marks go.

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