Quelpr
4 marksRefraction

CSEC Physics · May/June 2005 · Paper 2 · Question 1(a)

A student performs an experiment to find the refractive index of a rectangular glass block. The student records angles of incidence and refraction.

Complete the table above.

This question uses a figure or table from the paper — you'll see it when you practise.

The mark scheme is shown once you've answered.

Practise this question

Other parts of this question

  1. 1(b)Plot a graph of Sin i against Sin r on the graph paper provided on page 2.[10 marks]
  2. 1(c)Find the slope, n, of the graph.[4 marks]
  3. 1(d)What does the slope, n, of the graph represent?[1 mark]
  4. 1(e)Draw a labelled diagram identifying the apparatus used and angles measured by the student to obtain the results.[6 marks]
  5. 1(f)A ray of light is incident at an angle of 35°. With the aid of dotted lines use your graph to calculate the angle of refraction produced.[5 marks]

More practice: the rest of this paper · more Refraction questions · all CSEC Physics past papers