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. v what is/are correct concerning the reflected pulse? a) the reflected pulse forms a crest. b) the reflected pulse forms a valley. c) the reflected pulse has a greater amplitude than that of the incident pulse. d) the reflected pulse has a greater speed than that of the incident pulse. 1. a and b only 2. a and d only 3. a, b and d only 4. a only 5. b and c only 6. b and d only 7. d only