Question

difference between path difference and time difference​

Answer 1

Answer:

path difference means the difference of path and time difference.means the difference ofbtime

Answer 2

Path difference is the difference in distance travelled by two waves. This is often used in Young's double slit experiment. Phase difference is used when two waves have a constant phase relationship. The waves could be 1/4λ out all the time and this would be the phase difference.