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Ray Optics and Optical Instruments

  • Compound Microscope
  • Combination of Thin Lenses in Contact
  • Refraction through a Prism
  • Astronomical Telescope
  • Total Internal Reflection
  • Refraction at Lenses – Lens Maker's Formula and Combination
  • Lens Maker's Formula and Power of a Lens
  • Refraction and Reflection at a Plane Surface – Brewster's Angle
  • Optical Instruments – Astronomical Telescope
  • Combination of Lenses – Telescopic Arrangement
  • Refraction by Lenses and Reflection by a Plane Mirror
  • Optical Instruments – Resolving Power of a Telescope
  • Refraction through lenses - ray diagrams for concave lens
  • Refraction through a prism, angle of minimum deviation
  • Reflection, refraction and colour of objects
  • Mirror formula
  • Total internal reflection - critical angle and refractive index
  • Spherometer - measurement of radius of curvature
  • Lens maker's formula
  • Lens made of multiple media - multiple images
  • Refraction through a thin-angle prism
  • Total internal reflection - dependence of critical angle on wavelength
  • Convex lens producing an equal-size image
All Exams › NEET Previous Year Questions › Physics › Ray Optics and Optical Instruments › Lens maker's formula

Lens maker's formula

1 Questions
1 Papers Covered
3.7% Weightage
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2020 Phase-2 1 question

  1. The power of a biconvex lens is 10 dioptre and the radius of curvature of each surface is 10 cm. Then the refractive index of the material of the lens is,
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