Einstein assumed that the speed of light in a vacuum is:

  1. the same for all observers in inertial frames, whatever their motion
  2. infinite
  3. dependent on the source's speed
  4. different for moving observers
Answer

A) the same for all observers in inertial frames, whatever their motion

Second postulate. SLO P-11-F-02 · Understanding

Physics MCQ · More Special Relativity MCQs · Practise