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Five Sure Shot portions for SA2 (Class X CBSE)

The students appearing for SA2 of CBSE class X are requested to practice the following portions of Physics very well so that they can get excellently good marks in Science.

  1. Practice all ray diagrams showing image formation by concave mirror, convex mirror, convex lens and concave lens along with characteristics of image.
  2. Defects of eye, cause and rectification
  3. Structure of human eye (diagram), function of each part, power of accommodation and persistence of vision.
  4. Refraction through a glass slab and a glass prism, lateral displacement and angle of deviation.
  5. Scattering of light, why sky is blue, Tyndal effect.
  6. Also Practice numerical based on mirror formula, lens formula, refractive index.

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