Two point sources (S₁ and S₂) emit in light phase with wavelength 600 nm and same amplitude. A detector P is shown on the x-axis, which extends through the source S₁. the phase difference between the light arriving at P from each of the two sources is registered to the. As P is shifted indefinitely right along the x axis from x = 0. The result is displayed in the graph below, whose horizontal scale is not specified. In this situation, answer the two questions below, starting with (I) (I) How many minimum intensity are detected by P? 1, 2, 3, 4, 5, 6, 7 or 8? (II) What is the position of the penultimate minimum intensity detected by P?: (A)40,5 μm (B)21,5 μm (C)1,05 μm (D)71,5 μm (E)6,75 μm

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Two point sources (S₁ and S₂) emit in light phase with wavelength 600 nm and same amplitude. A detector P is shown on the x-axis, which extends through the source S₁. the phase difference between the light arriving at P from each of the two sources is registered to the. As P is shifted indefinitely right along the x axis from x = 0. The result is displayed in the graph below, whose horizontal scale is not specified. In this situation, answer the two questions below, starting with (I)

(I) How many minimum intensity are detected by P? 1, 2, 3, 4, 5, 6, 7 or 8?

(II) What is the position of the penultimate minimum intensity detected by P?:

(A)40,5 μm
(B)21,5 μm
(C)1,05 μm
(D)71,5 μm
(E)6,75 μm

 

127
P
47
O (rad)
Transcribed Image Text:127 P 47 O (rad)
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