A voltmeter shows a reading when not connected. This indicates:

  1. the voltmeter is an ammeter
  2. a zero error that must be corrected or recorded
  3. the battery is flat
  4. a correct reading
Answer

B) a zero error that must be corrected or recorded

Check before use. SLO P-11-N-01 · Application

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