posted by Anonymous .
One end of a horizontal string is ﬁxed to a
wall. A transverse wave pulse in the form of a
crest is generated at the other end and moves
toward the wall, as shown. Consider the pulse
after it has been reﬂected by the wall.
What is/are correct concerning the re-
A) The reﬂected pulse forms a valley.
B) The reﬂected pulse has a greater speed
than that of the incident pulse.