Two waves, orginating from sources S1 and S2 having zero phase difference and commonwave length λ will show completely destructive interferene at a point P if (S2P – S1P) is:
A. \(\frac{11}{2} \lambda\)
B. \(2 \lambda\)
C. \(5 \lambda\)
D. \(\frac{3}{4} \lambda\)
Answer:A
Two waves, orginating from sources S1 and S2 having zero phase difference and commonwave length λ will show completely destructive interferene at a point P if (S2P – S1P) is:
A. \(\frac{11}{2} \lambda\) B. \(2 \lambda\) C. \(5 \lambda\) D. \(\frac{3}{4} \lambda\)