Light is refracted when it enters a material like water or glass. Depending on the density of the material, light will reduce in speed as it travels through, causing it to change direction. Ray ...
Students investigate the images formed by plane and spherical mirrors in the laboratory. Students investigate the images formed by plane and spherical mirrors in the laboratory. They construct ray ...
Physics board exam for class 12 will have more competency-based questions. Students should understand derivations, solve MCQs from NCERT exemplar books, convert physical quantities to SI-units, show ...
A DISCUS SIGN on the determination of equilibrium diagrams by X-ray methods arranged by the Institute of Physics was held at the Royal Institution, London, on September 22. The chairman, Sir Lawrence ...
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