2. In the Young's double slit experiment, when a glassplate (refractive index 1.5) of thickness t is introduced in the path of one of the interfering beams (wavelength 2), the intensity at the position where the central maxima occurred previously remains unchanged. The minimum thickness of the glassplate is 22 (b) 3 (a) 22 (c) (d) 2 <一3

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2. In the Young's double slit experiment, when a
glassplate (refractive index 1.5) of thickness t is
introduced in the path of one of the interfering beams
(wavelength 2), the intensity at the position where the
central maxima
occurred previously remains
unchanged. The minimum thickness of the glassplate
is
22
(b)
3
(a) 22
(c)
3
(d) 2
Transcribed Image Text:2. In the Young's double slit experiment, when a glassplate (refractive index 1.5) of thickness t is introduced in the path of one of the interfering beams (wavelength 2), the intensity at the position where the central maxima occurred previously remains unchanged. The minimum thickness of the glassplate is 22 (b) 3 (a) 22 (c) 3 (d) 2
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