KCET · Physics · Wave Optics
For sustained interference fringes in double slit experiment, essential condition/s is/are
1. sources must be coherent.
2. the intensities of the two sources must be equal.
Here, the correct option/s is/are
- A Neither (1) nor (2)
- B Both (1) and (2)
- C Only (1)
- D Only (2)
Answer & Solution
Correct Answer
(B) Both (1) and (2)
Step-by-step Solution
Detailed explanation
For sustained interference, sources must be coherent and the intensities of two sources must be nearly equal.
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