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Sahay Sir > Question Answers > Cengage NEET by C.P Singh > Part 1 > Chapter 16 - Wave Motion and Waves on a String > Fig, here shows P and Q as two equally intense coherent sources emitting radiations of wavelength 20m. The separation PQ is 5m, and phase of Q is ahead of the phase P by 90∘. A, B and C are three distant points of observation equidistant from the mid – point of PQ. The intensity of radiations of A, B, C will be in the ratio

Fig, here shows P and Q as two equally intense coherent sources emitting radiations of wavelength 20m. The separation PQ is 5m, and phase of Q is ahead of the phase P by 90∘. A, B and C are three distant points of observation equidistant from the mid – point of PQ. The intensity of radiations of A, B, C will be in the ratio

and phase of Q is ahead of the phase P by 90∘. A B B and C are three distant points of observation equidistant from the mid - point of PQ. The intensity of radiations of A C will be in the ratio Fig here shows P and Q as two equally intense coherent sources emitting radiations of wavelength 20m. The separation PQ is 5m