A ray box and protractor for refraction experiments should be set up so that:

  1. the normal is drawn at the point of incidence on the block's outline
  2. the protractor is upside down
  3. the ray is at random angles
  4. the block moves during the experiment
Answer

A) the normal is drawn at the point of incidence on the block's outline

Accurate angles. SLO P-11-N-06 · Application

Physics MCQ · More Experimental Skills and Data Analysis MCQs · Practise