Question

state the condition to produce steady interference pattern.​

Answer 1

I don't know just for fun

Answer 2

⚫The two sources of light must be coherent.

⚫The amplitudes of waves must be equal.

⚫The sources of light should be narrow.

⚫The two sources of light must be monochromatic.

⚫The distance between the sources and the screen must be reasonably large.

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