A dimensionally correct equation:

  1. must contain only base quantities
  2. can never contain constants
  3. is always physically correct
  4. may still be physically wrong (e.g. a missing numerical factor)
Answer

D) may still be physically wrong (e.g. a missing numerical factor)

Dimensional analysis cannot detect pure numbers such as 12 or 2pi. SLO P-11-A-03 · Application

Physics MCQ · More Physical Quantities and Measurement MCQs · Practise