Question

Make the correct choice for each of the following:

fig illustrates an experiment to determine the refractive index of glass. Which one of the following graphs would give a straight line through the origin?

Options

• ∠i plotted against ∠r.

• Sin i plotted against ∠r.

• ∠i plotted against sin D

• Sin i plotted against Sin r

• `1/(∠"i") " plotted against"  1/(∠"r")` 

Answer 1

Sin i plotted against Sin r