EASY
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A monochromatic ray of light travels through an equilateral prism such that the angle of deviation is If the difference between angles of incidence and emergence is , then and respectively are
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Important Questions on Refraction of Light
MEDIUM
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IMPORTANT
A ray of light is incident on a refracting face of glass prism of refracting angle If the ray emerges normally from the second refracting surface, the angle of incidence is
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A ray of light is incident at an angle of on one face of a prism of angle . The emergent ray of light makes an angle of with incident ray. The angle made by emergent ray with second face of prism will be,
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The critical angle between an equilateral prism and air is . If the incident ray is perpendicular to the refracting surface, then
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If the critical angle for the material of a prism is and the angle of the prism is, then there will be no emergent ray when:
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IMPORTANT
A ray of light is incident normally on one face of a prism of refracting angle . After travelling through the prism, the ray emerges from the second refracting surface making an angle of deviation of The refractive index of the material of prism is,
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A light ray is incident upon a thin prism in minimum deviation position and suffers a deviation of If the shaded half of the prism is knocked off, the ray will
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The refractive index of a glass is for red light and for blue light. Let and be the angles of minimum deviation for red light and blue light, respectively, in a prism of this glass. Then,
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IMPORTANT
The ratio of the angle of minimum deviation of a prism in air and when dipped in water will be and ,
