The intensity ratio of the maxima and minima in an interference pattern produced by two coherent sources of light is `9:1.` The intensities of the used light sources are in ratio
A. `3:1`
B. `4:1`
C. `9:1`
D. `10 : 1`
A. `3:1`
B. `4:1`
C. `9:1`
D. `10 : 1`
Correct Answer – B