physics f4 -chap 5.6 interference of waves

5.6.1 Explain the principle of superposition of waves. 5.6.2 Describe the pattern of interference for: (i) water waves (ii) sound waves (iii) light waves 5.6.3 Relate 入, a, x and D for the wave interference pattern. 5.6.4 Solve problems involving interference of waves 5.6.5 Communicate on the applications of interference of waves in daily life.