Which is an example of a random uncertainty?

  1. a ruler with a worn end
  2. a balance that always reads 2 g high
  3. small fluctuations in readings due to air currents
  4. a stretched measuring tape
Answer

C) small fluctuations in readings due to air currents

Random effects scatter readings both ways. SLO P-11-A-07 · Understanding

Physics MCQ · More Physical Quantities and Measurement MCQs · Practise