Formulas Physics for Class 10: CBSE has released the 2025 date sheet for Class 10 and the practical viva along with pre-boards are already in the process. This is time that students start revising the ...
Refraction close refractionProcess by which a wave changes speed and sometimes direction upon entering a denser or less dense medium, eg a light ray changes direction when refracted by a lens. of ...
Ray Optics and Optical Instruments Class 12 MCQ Questions: CBSE 12th Class Physics Chapter 9 discusses the phenomena of reflection, refraction and dispersion of light, using the ray picture of light.
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