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1 markRefraction

CSEC Physics · January 2008 · Paper 2 · Question 3(b)(ii)

The refractive index of this glass block is 1.5.

State a reason for your answer in (b)(i).

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Other parts of this question

  1. 3(a)Identify the labelled parts of Figure 1.[6 marks]
  2. 3(b)(i)Determine the value of angle b (b̂) when a = 60°.[1 mark]
  3. 3(b)(iii)Calculate the value of angle d, (d̂).[4 marks]
  4. 3(b)(iv)Determine the value which angle d (d̂) must exceed if E is to be totally internally reflected.[3 marks]

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