jee_main_2025_28_jan_morning - Ray Optics and Optical Instruments Topics

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Sample Questions in this Chapter

QUESTION #5 Total Internal Reflection
A hemispherical vessel is completely filled with a liquid of refractive index mu . A small coin is kept at the lowest point (O) of the vessel as shown in figure. The minimum value of the refractive index of the liquid so that a person can see the coin from point E (at the level of the vessel) is {{IMG1}}
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QUESTION #20 Prism and Dispersion
A thin prism mathrmP_1 with angle 4^circ made of glass having refractive index 1.54, is combined with another thin prism mathrmP_2 made of glass having refractive index 1.72 to get dispersion without deviation. The angle of the prism mathrmP_2 in degrees is
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JEE Physics: Waves (+15.5%) | Electrostatics: Concentric Shells (-29.7%) | Modern Physics: Photoelectric Clones (+34.2%) | Mathematics: Definite Integrals (+18.1%) | Chemistry: Coordination Splitting (-11.4%) | JEE Physics: Waves (+15.5%) | Electrostatics: Concentric Shells (-29.7%) | Modern Physics: Photoelectric Clones (+34.2%) | Mathematics: Definite Integrals (+18.1%) | Chemistry: Coordination Splitting (-11.4%)
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