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Two in-phase sources of waves are separated by a distance of 4.00 m These sources produce identical waves that have a wave length of 5.00 m. On the line between line them, there are two places at which the same type of interference (constructive or destructive) occurs .A. This interference refers to construtive interferenceB. This refers to destructive interference.C. One of points is at 0.75 m from one the sources.D. One of the points is at 0.5 m from one the sources.

Answer» Correct Answer - B::C::D
For min. `4=lamda//2`
`1.5=2x`
`x=00.75`
For max. `4-2x=5m`
`x=4-4n` not possible.


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