Home
Class 12
PHYSICS
Volocity of light in diamond is (5/ 12)...

Volocity of light in diamond is `(5/ 12)^(th)` that in air. Velocity of light in water is `(3/4)^(th)` that in air. The angle of incidence of a ray of light taranvelling from water to diamond `(r = 30^@)` is

A

`sin^(-1)( 9//10)`

B

`sin^(-1)(3//4)`

C

`sin^(-1)(5//12)`

D

`sin^(-1)(9//5)`

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • WAVE THEORY OF LIGHT

    TARGET PUBLICATION|Exercise COMPETITIVE THINKING|63 Videos

  • WAVE THEORY OF LIGHT

    TARGET PUBLICATION|Exercise EVALUATION TEST|20 Videos

  • WAVE THEORY OF LIGHT

    TARGET PUBLICATION|Exercise EVALUATION TEST|20 Videos

  • WAVE MOTION

    TARGET PUBLICATION|Exercise MCQ 7.1|61 Videos

Similar Questions

Explore conceptually related problems

Velocity of light in deamond is (2/5)^(th) that in air. Velocity of light in water is (3/4)^(th) that in air. The angle of incidence of a ray of light travelling form water to diamond ( r = 30^@ ) is

When a ray of light enters into water from air "………."

The velocity of light in a medium is half its velocity in air. If ray of light emerges from such a medium into air, the angle of incidence, at which it will be totally internally reflected, is

The velocity of light in diamond, glass and water decreases in the following order

The velocity of light in a medium is half its velocity in air. If a ray of light emerges from such a medium into air, the angle of incidenc, at which it will be totally internally reflected, is

A ray of light travelling in air goes into water. The angle of refraction will be:

A ray of light inwater is incident on its surface open to air.The angle of incidence is theta ,which less than the critical angle.Then there will be-

TARGET PUBLICATION-WAVE THEORY OF LIGHT -CRITICAL THINKING
  1. A ray of light travels from air to glass. It is found that the angle o...

    Text Solution

    |

  2. A glass slabn of thickness 8 cm contains the same number of waves as ...

    Text Solution

    |

  3. Volocity of light in diamond is (5/ 12)^(th) that in air. Velocity of...

    Text Solution

    |

  4. A ray of light strikes a glass slab of thickness t. It emergens on the...

    Text Solution

    |

  5. The velofity of light in glass 2 xx 10^(8)m/s. If refractive index of ...

    Text Solution

    |

  6. Unpolarised light falls on two polarizing sheets placed one on top of ...

    Text Solution

    |

  7. A beam of light is partially reflected and partially refracted from a ...

    Text Solution

    |

  8. When the angle of incidence on a material is 60^(@), the reflected lig...

    Text Solution

    |

  9. A ray of light is incident on the surface of a glass plate of index of...

    Text Solution

    |

  10. The correct relation for the diagram shown below is

    Text Solution

    |

  11. When unpolarised light is incident on a plane glass plate at Brewster’...

    Text Solution

    |

  12. Figure represents a glass plate placed vertically on a horizontal tabl...

    Text Solution

    |

  13. Dichroism is the property whhere

    Text Solution

    |

  14. In double refraction .

    Text Solution

    |

  15. The observed wavelength of light coming form a distant galaxy is foun...

    Text Solution

    |

  16. A star producing light of wavelenght 6000 Å moves away from the earth ...

    Text Solution

    |

  17. A rocket is moving away from the earth at a speed of 6 xx 10^(7) m//s ...

    Text Solution

    |

  18. The spectral line of wavelength lambda=5000 Å in the light coming from...

    Text Solution

    |

  19. A rocket is going away from the earth at a speed 0.2 c , where c = spe...

    Text Solution

    |

  20. A plane glass slab is placed over various coloured letters. The letter...

    Text Solution

    |