Tag: longitudinal and transverse waves

Questions Related to longitudinal and transverse waves

When a wave is reflected from a ___________ medium, there is no change of phase.

  1. rarer

  2. denser

  3. both

  4. none of the above


Correct Option: A
Explanation:

when reflection of wave takes place from the denser medium then  it undergoes a phase change of $\pi$ . Since, here in question the phase is not changing so the medium must be rarer.

answer is A.