The ratio of intensities of two waves is 16 : 9. If they produce interference, then the ratio of maximum and minium intensities will be ……..
A. 4 : 3
B. 49 : 1
C. 64 : 27
D. 81 : 49
Answer:B
The ratio of intensities of two waves is 16 : 9. If they produce interference, then the ratio of maximum and minium intensities will be ……..
A. 4 : 3 B. 49 : 1 C. 64 : 27 D. 81 : 49