What is the phase difference at the obsevation poimt

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Two idenical wavelengths λ = 4.00 meters are emitted from separate sounces. At a certain obsevation point, the path-lengh difference between two waves is 5.00 meters. At a fixed point of time (ie, at some snapshot of time), what is the phase difference at the obsevation poimt?

Reference no: EM13645834

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