Home
Class 12
PHYSICS
A beam of light is converging towards a ...

A beam of light is converging towards a point. A plane parallel plate of glass of thickness t, refractive index  is introduced in the path of the beam. The convergent point is shifted by (assume near normal incidence) :

A

`t(1-1//mu)` away

B

`t(1+1//mu)` away

C

`t(1-1//mu)` nearer

D

`t(1+1//mu)` nearer

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • RAY OPTICS AND OPTICAL INSTRUMENTS

    AAKASH INSTITUTE|Exercise ASSIGNMENT (SECTION - B)|30 Videos

  • RAY OPTICS AND OPTICAL INSTRUMENTS

    AAKASH INSTITUTE|Exercise ASSIGNMENT (SECTION - C)|76 Videos

  • RAY OPTICS AND OPTICAL INSTRUMENTS

    AAKASH INSTITUTE|Exercise EXERCISE|47 Videos

  • PHYSICAL WORLD

    AAKASH INSTITUTE|Exercise ASSIGNMENT (Section-B)|5 Videos

  • SEMICONDUCTOR ELECTRONICS (MATERIAL, DEVICES AND SIMPLE CIRUITS )

    AAKASH INSTITUTE|Exercise Assignment SECTION - D (Assertion & reason type Question)|10 Videos

Similar Questions

Explore conceptually related problems

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

A beam of light is converging towards a certain point. A parallel sided glass plate is introduced in the path of the converging beam. How will the point of convergence be shifted ?

When a transparent parallel plate of uniform thickness t and refractive index mu is interposed normally in the path of a beam of light, the optical path is

A glass slab is placed in the path of a beam of convergent light. The point of convergence of light

In Young's double slit experiment, the fringes are displaced by a distance x when a glass plate of one refractive index 1.5 is introduced in the path of one of the beams. When this plate in replaced by another plate of the same thickness, the shift of fringes is (3/2)x. The refractive index of the second plate is

A beam of light converges at a point P. Now a convex lens of focal length 30 cm placed in the path of the convergent beam 12 cm from P. The point at which the beam converges now is

A ray of light from a monochromatic point source of light is incident at a point on the screen. If a thin mica film of thickness t annd refractive index n is introduced in its path, then the optical path

A beam of light converges at a point P. Now a concave lens of focal length -16 cm is placed in the path of the convergent beam 12 cm from P The point at which the beam converges now is

AAKASH INSTITUTE-RAY OPTICS AND OPTICAL INSTRUMENTS-ASSIGNMENT (SECTION - A)
  1. An object placed in front of a concave mirror of focal length 0.15 m p...

    Text Solution

    |

  2. When a light ray from a rarer medium is refracted into a denser medium...

    Text Solution

    |

  3. A beam of light is converging towards a point. A plane parallel plate ...

    Text Solution

    |

  4. The length of a vertical pole at the surface of a lake of water (mu=4/...

    Text Solution

    |

  5. A ray of light strikes a glass plate at an angle 60^@ . If the reflect...

    Text Solution

    |

  6. A microscope is focussed on a coin lying at the bottom of a beaker. Th...

    Text Solution

    |

  7. Two transparent media A and B are separated by a plane boundary. The s...

    Text Solution

    |

  8. Which of the following phenomenon light forms a rainbow?

    Text Solution

    |

  9. Which of the following is used in optical fibres?

    Text Solution

    |

  10. An object is placed at a distance of f//2 from a convex lens. The imag...

    Text Solution

    |

  11. The least distance between a point object and its real image formed by...

    Text Solution

    |

  12. The plane faces of two identical planoconvex lenses each having focal ...

    Text Solution

    |

  13. Two thin lenses of focal lengths 20 cm and -20 cm are placed in contac...

    Text Solution

    |

  14. If in a planoconvex lens, the radius of curvature of the convex surfac...

    Text Solution

    |

  15. A glass concave lens is placed in a liquid in which it behaves like a ...

    Text Solution

    |

  16. The diameter of a plano convex lens is 6 cm and thickness at the centr...

    Text Solution

    |

  17. Two plano-convex lenses of equal focal lengths are arranged as shown ...

    Text Solution

    |

  18. When an object is at a distance u(1) and u(2) from the optical centre ...

    Text Solution

    |

  19. A convex mirror of focal length f produced an image (1//n)^(th) of the...

    Text Solution

    |

  20. A thin convergent glass lens (mug=1.5) has a power of +5.0D. When this...

    Text Solution

    |