Refraction at plane surface
« Previous Topic: Refraction at curved surfaces Next Topic: Refraction through a Prism »
PHXII09:RAY OPTICS AND OPTICAL INSTRUMENTS

365013 A medium shows relation between \({i}\) and \({r}\) as shown. If speed of light in the medium is \({(n c)}\) then value of \({n}\) is
supporting img

1 1.5
2 2
3 \({2^{-1}}\)
4 \({3^{-1 / 2}}\)
PHXII09:RAY OPTICS AND OPTICAL INSTRUMENTS

365014 Find the time taken by a monochromatic light to cross a transparent slab of width \({2 m}\) and \(R.I. = \sqrt 2 \) as shown in figure
supporting img

1 \({\dfrac{2 \sqrt{2}}{3} \times 10^{-8} S}\)
2 \({\dfrac{4 \sqrt{2}}{3} \times 10^{-8} S}\)
3 \({\dfrac{4}{3 \sqrt{3}} \times 10^{-8} S}\)
4 \({\dfrac{4 \sqrt{2}}{3 \sqrt{3}} \times 10^{-8} S}\)
PHXII09:RAY OPTICS AND OPTICAL INSTRUMENTS

365015 The refractive index of glass is 1.5 . The speed of light in glass is

1 \(3 \times {10^3}\;m{\rm{/}}s\)
2 \(2 \times {10^8}\;m{\rm{/}}s\)
3 \(1 \times {10^8}\;m{\rm{/}}s\)
4 \(4 \times {10^8}\;m{\rm{/}}s\)
AIIMS - 2018
PHXII09:RAY OPTICS AND OPTICAL INSTRUMENTS

365016 A ray of light passes through four transparent media with refractive indices \({n_1},{n_2},{n_3}\) and \({n_4}\) as shown.
The surface of all media are parallel. If the emergent ray \(DE\) is parallel to incident ray \(AB\) then
supporting img

1 \({n_1} = {n_4}\)
2 \({n_2} = {n_4}\)
3 \({n_3} = {n_4}\)
4 \({n_1} = \frac{{{n_2} + {n_3} + {n_4}}}{3}\)
KCET - 2016
PHXII09:RAY OPTICS AND OPTICAL INSTRUMENTS

365017 Monochromatic light is refracted from air into glass of refractive index \(\mu\). The ratio of the wavelength of incident and refracted waves is:

1 \(1: \mu\)
2 \(1: \mu^{2}\)
3 \(\mu: 1\)
4 \(1: 1\)
NEET DIGITAL LIBRARY
PHXII09:RAY OPTICS AND OPTICAL INSTRUMENTS

365013 A medium shows relation between \({i}\) and \({r}\) as shown. If speed of light in the medium is \({(n c)}\) then value of \({n}\) is
supporting img

1 1.5
2 2
3 \({2^{-1}}\)
4 \({3^{-1 / 2}}\)
PHXII09:RAY OPTICS AND OPTICAL INSTRUMENTS

365014 Find the time taken by a monochromatic light to cross a transparent slab of width \({2 m}\) and \(R.I. = \sqrt 2 \) as shown in figure
supporting img

1 \({\dfrac{2 \sqrt{2}}{3} \times 10^{-8} S}\)
2 \({\dfrac{4 \sqrt{2}}{3} \times 10^{-8} S}\)
3 \({\dfrac{4}{3 \sqrt{3}} \times 10^{-8} S}\)
4 \({\dfrac{4 \sqrt{2}}{3 \sqrt{3}} \times 10^{-8} S}\)
PHXII09:RAY OPTICS AND OPTICAL INSTRUMENTS

365015 The refractive index of glass is 1.5 . The speed of light in glass is

1 \(3 \times {10^3}\;m{\rm{/}}s\)
2 \(2 \times {10^8}\;m{\rm{/}}s\)
3 \(1 \times {10^8}\;m{\rm{/}}s\)
4 \(4 \times {10^8}\;m{\rm{/}}s\)
AIIMS - 2018
PHXII09:RAY OPTICS AND OPTICAL INSTRUMENTS

365016 A ray of light passes through four transparent media with refractive indices \({n_1},{n_2},{n_3}\) and \({n_4}\) as shown.
The surface of all media are parallel. If the emergent ray \(DE\) is parallel to incident ray \(AB\) then
supporting img

1 \({n_1} = {n_4}\)
2 \({n_2} = {n_4}\)
3 \({n_3} = {n_4}\)
4 \({n_1} = \frac{{{n_2} + {n_3} + {n_4}}}{3}\)
KCET - 2016
PHXII09:RAY OPTICS AND OPTICAL INSTRUMENTS

365017 Monochromatic light is refracted from air into glass of refractive index \(\mu\). The ratio of the wavelength of incident and refracted waves is:

1 \(1: \mu\)
2 \(1: \mu^{2}\)
3 \(\mu: 1\)
4 \(1: 1\)
Join With Us for More Updates
PHXII09:RAY OPTICS AND OPTICAL INSTRUMENTS

365013 A medium shows relation between \({i}\) and \({r}\) as shown. If speed of light in the medium is \({(n c)}\) then value of \({n}\) is
supporting img

1 1.5
2 2
3 \({2^{-1}}\)
4 \({3^{-1 / 2}}\)
PHXII09:RAY OPTICS AND OPTICAL INSTRUMENTS

365014 Find the time taken by a monochromatic light to cross a transparent slab of width \({2 m}\) and \(R.I. = \sqrt 2 \) as shown in figure
supporting img

1 \({\dfrac{2 \sqrt{2}}{3} \times 10^{-8} S}\)
2 \({\dfrac{4 \sqrt{2}}{3} \times 10^{-8} S}\)
3 \({\dfrac{4}{3 \sqrt{3}} \times 10^{-8} S}\)
4 \({\dfrac{4 \sqrt{2}}{3 \sqrt{3}} \times 10^{-8} S}\)
PHXII09:RAY OPTICS AND OPTICAL INSTRUMENTS

365015 The refractive index of glass is 1.5 . The speed of light in glass is

1 \(3 \times {10^3}\;m{\rm{/}}s\)
2 \(2 \times {10^8}\;m{\rm{/}}s\)
3 \(1 \times {10^8}\;m{\rm{/}}s\)
4 \(4 \times {10^8}\;m{\rm{/}}s\)
AIIMS - 2018
PHXII09:RAY OPTICS AND OPTICAL INSTRUMENTS

365016 A ray of light passes through four transparent media with refractive indices \({n_1},{n_2},{n_3}\) and \({n_4}\) as shown.
The surface of all media are parallel. If the emergent ray \(DE\) is parallel to incident ray \(AB\) then
supporting img

1 \({n_1} = {n_4}\)
2 \({n_2} = {n_4}\)
3 \({n_3} = {n_4}\)
4 \({n_1} = \frac{{{n_2} + {n_3} + {n_4}}}{3}\)
KCET - 2016
PHXII09:RAY OPTICS AND OPTICAL INSTRUMENTS

365017 Monochromatic light is refracted from air into glass of refractive index \(\mu\). The ratio of the wavelength of incident and refracted waves is:

1 \(1: \mu\)
2 \(1: \mu^{2}\)
3 \(\mu: 1\)
4 \(1: 1\)
For More Updates join with Us
PHXII09:RAY OPTICS AND OPTICAL INSTRUMENTS

365013 A medium shows relation between \({i}\) and \({r}\) as shown. If speed of light in the medium is \({(n c)}\) then value of \({n}\) is
supporting img

1 1.5
2 2
3 \({2^{-1}}\)
4 \({3^{-1 / 2}}\)
PHXII09:RAY OPTICS AND OPTICAL INSTRUMENTS

365014 Find the time taken by a monochromatic light to cross a transparent slab of width \({2 m}\) and \(R.I. = \sqrt 2 \) as shown in figure
supporting img

1 \({\dfrac{2 \sqrt{2}}{3} \times 10^{-8} S}\)
2 \({\dfrac{4 \sqrt{2}}{3} \times 10^{-8} S}\)
3 \({\dfrac{4}{3 \sqrt{3}} \times 10^{-8} S}\)
4 \({\dfrac{4 \sqrt{2}}{3 \sqrt{3}} \times 10^{-8} S}\)
PHXII09:RAY OPTICS AND OPTICAL INSTRUMENTS

365015 The refractive index of glass is 1.5 . The speed of light in glass is

1 \(3 \times {10^3}\;m{\rm{/}}s\)
2 \(2 \times {10^8}\;m{\rm{/}}s\)
3 \(1 \times {10^8}\;m{\rm{/}}s\)
4 \(4 \times {10^8}\;m{\rm{/}}s\)
AIIMS - 2018
PHXII09:RAY OPTICS AND OPTICAL INSTRUMENTS

365016 A ray of light passes through four transparent media with refractive indices \({n_1},{n_2},{n_3}\) and \({n_4}\) as shown.
The surface of all media are parallel. If the emergent ray \(DE\) is parallel to incident ray \(AB\) then
supporting img

1 \({n_1} = {n_4}\)
2 \({n_2} = {n_4}\)
3 \({n_3} = {n_4}\)
4 \({n_1} = \frac{{{n_2} + {n_3} + {n_4}}}{3}\)
KCET - 2016
PHXII09:RAY OPTICS AND OPTICAL INSTRUMENTS

365017 Monochromatic light is refracted from air into glass of refractive index \(\mu\). The ratio of the wavelength of incident and refracted waves is:

1 \(1: \mu\)
2 \(1: \mu^{2}\)
3 \(\mu: 1\)
4 \(1: 1\)
NEET DIGITAL LIBRARY
PHXII09:RAY OPTICS AND OPTICAL INSTRUMENTS

365013 A medium shows relation between \({i}\) and \({r}\) as shown. If speed of light in the medium is \({(n c)}\) then value of \({n}\) is
supporting img

1 1.5
2 2
3 \({2^{-1}}\)
4 \({3^{-1 / 2}}\)
PHXII09:RAY OPTICS AND OPTICAL INSTRUMENTS

365014 Find the time taken by a monochromatic light to cross a transparent slab of width \({2 m}\) and \(R.I. = \sqrt 2 \) as shown in figure
supporting img

1 \({\dfrac{2 \sqrt{2}}{3} \times 10^{-8} S}\)
2 \({\dfrac{4 \sqrt{2}}{3} \times 10^{-8} S}\)
3 \({\dfrac{4}{3 \sqrt{3}} \times 10^{-8} S}\)
4 \({\dfrac{4 \sqrt{2}}{3 \sqrt{3}} \times 10^{-8} S}\)
PHXII09:RAY OPTICS AND OPTICAL INSTRUMENTS

365015 The refractive index of glass is 1.5 . The speed of light in glass is

1 \(3 \times {10^3}\;m{\rm{/}}s\)
2 \(2 \times {10^8}\;m{\rm{/}}s\)
3 \(1 \times {10^8}\;m{\rm{/}}s\)
4 \(4 \times {10^8}\;m{\rm{/}}s\)
AIIMS - 2018
PHXII09:RAY OPTICS AND OPTICAL INSTRUMENTS

365016 A ray of light passes through four transparent media with refractive indices \({n_1},{n_2},{n_3}\) and \({n_4}\) as shown.
The surface of all media are parallel. If the emergent ray \(DE\) is parallel to incident ray \(AB\) then
supporting img

1 \({n_1} = {n_4}\)
2 \({n_2} = {n_4}\)
3 \({n_3} = {n_4}\)
4 \({n_1} = \frac{{{n_2} + {n_3} + {n_4}}}{3}\)
KCET - 2016
PHXII09:RAY OPTICS AND OPTICAL INSTRUMENTS

365017 Monochromatic light is refracted from air into glass of refractive index \(\mu\). The ratio of the wavelength of incident and refracted waves is:

1 \(1: \mu\)
2 \(1: \mu^{2}\)
3 \(\mu: 1\)
4 \(1: 1\)