Two coherent point sources S_{1} and S_{2} vibrating in phase emit light of wavelength \\lambda. The separation between them is 2 \\lambda as shown in figure. The first bright fringe is formed at P due to interference on a screen placed at a distance D from S_{1}(D > > \\lambda), then O P is

AP EAMCET Engineering 2012 Solved Paper

Section: Physics

Question : 5 of 160

Marks: +1, -0

Two coherent point sources S1 and S2 vibrating in phase emit light of wavelength λ. The separation between them is 2λ as shown in figure. The first bright fringe is formed at P due to interference on a screen placed at a distance D from S1(D>>λ), then OP is

√2D
1.5D
√3D
2D

Validate

Go to Question:

Prev Question

Next Question