Parallax error when reading a scale can be reduced by:

  1. using a mirror at 45°
  2. viewing from an angle
  3. closing both eyes
  4. viewing the scale at eye level, perpendicular to it
Answer

D) viewing the scale at eye level, perpendicular to it

Avoid parallax. SLO P-11-N-12 · Application

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