Recall Questions State what is meant by the superposition principle?? When two or more waves meet at a point, the resultant displacement is the vector sum of the displacements of the individual waves.
State what is meant by coherent waves?? Waves that have a constant phase difference.
State the conditions for two waves to be coherent?? The waves must be of the same type and have the same frequency.
State what is meant by interference?? The superposition of waves from coherent sources.
2021-08-03
4 min read