Is the equation E = mc^2 dimensionally correct (homogeneous)?

  1. No
  2. Only if the constants are dimensionless
  3. Yes
  4. It cannot be checked by dimensions
Answer

C) Yes

mc^2 has dimensions [ ML^2T^-2], the same as energy. SLO P-11-A-03 · Application

Physics MCQ · More Physical Quantities and Measurement MCQs · Practise