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When monochromatic light travels from one medium to another, its wavelength changes but frequency remains the same.

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The refractive index of diamond is much greater than that of glass. How does a diamond cutter make use of this

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If a ray of light propagates from a rarer to a denser medium, how does its frequency

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State the criteria for the phenomenon of total internal reflection of light to take

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A lens behaves as a converging lens in air and a diverging lens in water (`mu`=4/3). What will be the condition on the value of refractive index (`mu`) of the material of the

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A converging lens axially in contact with a diverging lens; both the lenses being of equal focal lengths. What is the focal length of the

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A glass lens of refractive index 1.45 disappears when immersed in a liquid. What is the value of refractive index of the

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Calculate the speed of light in a medium whose critical angle is

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Why does the sky appear

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Under what condition does the formation of rainbow

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Two thin lenses of power + 6D and -2 D are in contact. What is the focal length of the

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Two thin lenses of power + 4 D and -2 D are in contact. What is the focal length of the

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Two thin lenses of power + 5 D and -2 .5 D are in contact. What is the focal length of the

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Why are convex mirrors used as side view mirrors in

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What speed should a galaxy move with respect to us so that the sodium line at 589.0 nm is observed at 589.6

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When monochromatic light is incident on a surface separating two media, the reflected and refracted light both have the same frequency as the incident frequency. Explain

asked Mar 20, 2022 in 12th Physics by varun (6.7k points)

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When light travels from a rarer to a denser medium, the speed decreases. Does the reduction in speed imply a reduction in the energy carried by the light

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In the wave picture of light, intensity of light is determined by the square of the amplitude of the wave. What determines the intensity of light in the photon picture of

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Two slits are made one millimetre apart and the screen is placed one metre away. What is the fringe separation when bluegreen light of wavelength 500 nm is

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What is the effect on the interference fringes in a Young’s double-slit experiment due to: the screen is moved away from the plane of the

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