question_answer 44)

                  Which of the following statements are true for a stationary wave?                 (a) Every particle has a fixed amplitude which is different front amplitude of its nearest particle.                 (b) All the particles cross their mean position at the same time.                 (c) All the particles are oscillating with same amplitude.                 (d) There is no net transfer of energy across any plane.                 (e) There are some particles which are always at rest.

Answer:

                  (a, b, d, e) The options are self-explanatory.