Ray Optics and Optical Instruments

Related Questions

• The radius of curvature for a convex lens is $40 cm$, for each surface. Its refractive index is $1.5$. The focal length will be

  ---

• Focal length of a plane mirror is

  ---

• A beam of light is converging towards a point $I$ on a screen. A plane glass plate whose thickness in the direction of the beam = $t$, refractive index = $\mu $, is introduced in the path of the beam. The convergence point is shifted by

  ---

• Sir C.V. Raman was awarded Nobel Prize for his work connected with which of the following phenomenon of radiation

  ---

• In a plano-convex lens the radius of curvature of the convex lens is 10 cm. If the plane side is polished, then the focal length will be (Refractive index = 1.5)

  ---