To determine which diagram best represents the superposition of two pulses traveling towards each other in a uniform medium, we need to understand the principle of superposition.
When two pulses meet, they will overlap, and according to the principle of superposition, the resultant displacement at any point will be the sum of the displacements of the two pulsing waves.
- If both pulses are pointing upwards, they will combine to create a larger upward displacement during the overlap.
- If one pulse is upward and the other is downward, they will effectively cancel each other out, resulting in a flat wave (zero displacement) during the region of overlap.
To select the correct diagram, look for features such as:
- The overall shape during the overlap.
- The point where the pulses meet and how they combine (additively or subtractively).
Please provide the images or additional specifics about the diagrams to give a definitive answer.