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Q. 5 Three coherent sources producing plane wave fronts towards right of same amplitude and wavelength (3A) are situated on a line as shown in the diagram. If an observer P also lies on the same line and observes no light when sources S1, S2 and S3 are switched on simultaneously. Taking all suitable approximations and d,& d2 <<

Q. 5 Three coherent sources producing plane wave fronts towards right of same amplitude and wavelength (3A) are situated on a line as shown in the diagram. If an observer P also lies on the same line and observes no light when sources S1, S2 and S3 are switched on simultaneously. Taking all suitable approximations and d,& d2 <<

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Q. 5 Three coherent sources producing plane wave fronts towards right of same amplitude and wavelength (3)) are situated on a line as shown in the diagram. If an observer P also lies on the same line and observes no light when sources S1, S2 and S3 are switched on simultaneously. Taking all suitable approximations and d, & d, <<<D. S, S2 S3 d, d2 Rate this question Answer d, must be 37 d; may be 2 d2 may be 42 d, must be 2
Transcribed Image Text:Q. 5 Three coherent sources producing plane wave fronts towards right of same amplitude and wavelength (3)) are situated on a line as shown in the diagram. If an observer P also lies on the same line and observes no light when sources S1, S2 and S3 are switched on simultaneously. Taking all suitable approximations and d, & d, <<<D. S, S2 S3 d, d2 Rate this question Answer d, must be 37 d; may be 2 d2 may be 42 d, must be 2
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