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Sahay Sir > Question Answers > Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) > Figure shows a narrow-slit S illuminated by a monochromatic light of wavelength lemda in a double-slit experiment. In the path of the rays reaching the upper slit S1, a tube of length L is interposed

Figure shows a narrow-slit S illuminated by a monochromatic light of wavelength lemda in a double-slit experiment. In the path of the rays reaching the upper slit S1, a tube of length L is interposed

a tube of length L is interposed Figure shows a narrow-slit S illuminated by a monochromatic light of wavelength lemda in a double-slit experiment. In the path of the rays reaching the upper slit S1