MCQ
Waves from two coherent sources of light having an intensity ratio $I_1: I_2$ equal to ' $x$ ' interfere. Then in the interference pattern obtained on the screen, the value of $\left(I_{\max }-I_{\min }\right) /\left(I_{\max }+I_{\min }\right)$ is .................
- ✓`sqrtx"/"x + 1`
- B`2sqrtx"/"x + 1`
- C`sqrtx"/"x - 1`
- D`2sqrtx"/"x - 1`