Home
Class 12
PHYSICS
The curved surface of a concave spherica...

The curved surface of a concave spherical mirror with a radius of curvature of 0.2 m is silvered. What is the focal power of this system? Refractive index of water is 4/3.

Text Solution

Verified by Experts

`(40)/(3) D`
Promotional Banner

Topper's Solved these Questions

  • RAY OPTICS

    AAKASH SERIES|Exercise PROBLEMS ( LEVEL-I)|57 Videos

  • PRACTICAL PHYSICS

    AAKASH SERIES|Exercise LECTURE SHEET LEVEL-II (ADVANCED) Linked Comprehension Type Questions|4 Videos

  • SEMICONDUCTOR DEVICES

    AAKASH SERIES|Exercise EXERCISE - III|3 Videos

Similar Questions

Explore conceptually related problems

A concave spherical mirror with a radius of curvature of 0.2 m is filled with water. What is the focal length of this system? Refractive index of water is 4//3.

What is the focal length of a concave mirror of radius of curvature 16.0 cm?

The convex surface of a plano-convex lens is silvered and the radius of curvature of this surface is R. Find the focal length of the system:

An object 5 cm tall is placed 1 m from a concave spherical mirror which has a radius of curvature of 20 cm. The size of the image is

An object 5 cm tall is placed 1 m from a concave spherical mirror which has a radius of curvature of 20 cm. The size of the image is

The radius of curvature of a spherical mirror is 20 cm. What is its focal length?

A reflecting type telescope has a large concave spherical mirror of radius of curvature 80 cm as objective. What is the magnifying power of telescope if eye piece used has a focal length of 1.6 cm ?

A plano-convex lens has refractive index 1.6 and radius of curvature 60 cm. What is the focal length of the lens?

If the plane surface of a plano-convex lens of radius of curvature R and refractive index mu is silvered, then its focal length would be

A thin plano-convex lens acts like a concave mirror of radius of curvature 20 cm when its plane surface is silvered. The radius of curvature of the curved surface if index of refraction of its matarial is 1.5 will be

AAKASH SERIES-RAY OPTICS-PROBLEMS ( LEVEL-II)
  1. A transparent cylinder of radius 2m has a mirrored surface on its righ...

    Text Solution

    |

  2. A point object is placed on the optic axis of a convex lens of focal l...

    Text Solution

    |

  3. A beam of light converges at a point P. Now a lens is placed in the pa...

    Text Solution

    |

  4. A beam of light converges at a point P. Now a lens is placed in the pa...

    Text Solution

    |

  5. The distance between two point sources of light is 24cm. Find out wher...

    Text Solution

    |

  6. Focal length of a thin convex lens is 30 cm. At distance of 10 cm from...

    Text Solution

    |

  7. Both object and convex lens are approaching each other along the princ...

    Text Solution

    |

  8. A converging lens of focal length 12 cm and a diverging mirror of foca...

    Text Solution

    |

  9. A converging lens of focal length 15 cm and a converging mirror of foc...

    Text Solution

    |

  10. A convex lens of focal length 15 cm and concave mirror of focal length...

    Text Solution

    |

  11. Magnification by a lens of an object at distance 10 cm from it is -2. ...

    Text Solution

    |

  12. The curved surface of a concave spherical mirror with a radius of curv...

    Text Solution

    |

  13. A thin equiconvex lens of glass ( mu = 1.5) with radius of curvature 4...

    Text Solution

    |

  14. Two thin converging lenses are placed on a common axis, so that the ce...

    Text Solution

    |

  15. An equiconvex lens of refractive index 1.5 and focal length 10 cm is h...

    Text Solution

    |

  16. Variation of alternating current .l. with time .t. is shown in the gra...

    Text Solution

    |

  17. A converging lens forms a five fold magnified image of an object. The ...

    Text Solution

    |

  18. A plano-convex lens behaves as a concave mirror of focal length 30 cm ...

    Text Solution

    |

  19. A point object is placed at a distance of 20 cm from a thin plano-conc...

    Text Solution

    |

  20. Find the position of the final image formed by the lens combination gi...

    Text Solution

    |