A wave pulse traveling to the right along a thin cord reaches a discontinuity where the rope becomes thicker and heavier. What is the orientation of the reflected and transmitted pulses?
A)both are right side up
B)the reflected pulse returns right side up while the transmitted pulse is inverted
C)the reflected pulse returns inverted while the transmitted pulse is right side up
D)both are inverted
E)It is impossible to predict.

Question

Quizplus · Accepted Answer

When a wave pulse encounters a boundary where the medium becomes denser (thicker and heavier), the reflected pulse is inverted due to the change in medium impedance, while the transmitted pulse continues in the same orientation (right side up).

A Wave Pulse Traveling to the Right Along a Thin