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 `mu` 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 ENGLISH|Exercise ASSIGNMENT (SECTION - B)|35 Videos

  • RAY OPTICS AND OPTICAL INSTRUMENTS

    AAKASH INSTITUTE ENGLISH|Exercise ASSIGNMENT (SECTION - C)|80 Videos

  • RAY OPTICS AND OPTICAL INSTRUMENTS

    AAKASH INSTITUTE ENGLISH|Exercise EXERCISE|45 Videos

  • PHYSICAL WORLD

    AAKASH INSTITUTE ENGLISH|Exercise ASSIGNMENT (Section-B)|4 Videos

  • SEMICONDUCTOR ELECTRONICS (MATERIAL, DEVICES AND SIMPLE CIRUITS )

    AAKASH INSTITUTE ENGLISH|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. t(1-1/(mu)) away B. t(1+1/(mu)) away C. t(1-1/(mu)) nearer D. t(1+1/(mu)) nearer

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 double slit experiment is performed with light of wavelength 500nm . A thin film of thickness 2mum and refractive index 1.5 is introduced in the path of the upper beam. The location of the central maximum will

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

A beam of light is incident at the polarizing angle of 35^(@) on a certain glass plate. The refractive index of the glass plate is:

A beam of light converges at a point P. Draw ray diagram to show where the beam will converge if (i) a convex lens and (ii) a concave lens is kept in the path of the beam?

A ray of light is incident on a parallel slab of thickness t and refractive index n. If the angle of incidence theta is small, than the lateral displacement in the incident and emergent ray will be

Light travels through a glass plate of thickness t and refractive index mu. If c is the speed of light in vacuum, the time taken by light to travel this thickness of glass is

Figure given below shows a beam of light converging at point P. When a concave lens of focal length 16cm is introduced in the path of the beam at a place O shown by dotted line such that OP becomes the axis of the lens, the beam converges at a distance x from the lens. The value x will be equal to

Young's double-slit experiment is conducted in water (mu_(1)) as shown in figure and a glass plate of thickness t and refractive index mu_(2) is placed in the path of S_(2) . Find the magnitude of the optical path difference at 'O'.

AAKASH INSTITUTE ENGLISH-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 of 60^(@). If the ref...

    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 place faces of two identical plano-convex lenses, each with focal ...

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

  15. Diameter of plano-convex lens is 6 cm and thickness at the centre is 3...

    Text Solution

    |

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

    Text Solution

    |

  17. When the object is at distance u1 and u2 from the optical centre of a ...

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

  20. In case of displacement method of lenses, the product of magnification...

    Text Solution

    |