Ray Optics · Physics · AP EAPCET
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AP EAPCET 2022 - 5th July Morning Shift
A needle is lying at the bottom of a water tank of height 12 cm. The apparent depth of the needle measured by a microscope is 9 cm . If the water is r...
AP EAPCET 2022 - 4th July Evening Shift
The radii of curvature of a double convex lens are 4 cm and 8 cm . If the refractive index of the material of the lens is 1.5 , the focal length of th...
AP EAPCET 2022 - 4th July Morning Shift
A ray is incident from a medium of refractive index 2 into a medium of refractive index 1. The critical angle is
AP EAPCET 2021 - 19th August Evening Shift
Light of wavelength $$300 \mathrm{~nm}$$ in medium $$A$$ enters into medium $$B$$ through a plane surface. If the frequency of light is $$5 \times 10^...