Ray Optics and Optical Instruments

Related Questions

• The black lines in the solar spectrum during solar eclipse can be explained by

  ---

• The angle of a prism is 60° and its refractive index is $\sqrt{2}$. The angle of minimum deviation suffered by a ray of light in passing through it is

  ---

• A transparent cube of 15 cm edge contains a small air bubble. Its apparent depth when viewed through one face is 6 cm and when viewed through the opposite face is 4 cm. Then the refractive index of the material of the cube is

  ---

• Under minimum deviation condition in a prism, if a ray is incident at an angle $30^o$, the angle between the emergent ray and the second refracting surface of the prism is

  ---

• When the object is self-luminous, the resolving power of a microscope is given by the expression

  ---