Home
Class 10
PHYSICS
A ray of light travels from water to air...

A ray of light travels from water to air as shown in the diagram given below:

State the condition so that total internal reflection occurs in the above diagram.

Text Solution

Verified by Experts

For total internal reflection to occur in the above diagram, the angle of incidence must be greater than `48^(@)`.
Promotional Banner

Topper's Solved these Questions

Similar Questions

Explore conceptually related problems

Which technique is shown by the diagram given below ?

A ray of light travels from water to air as shown in the diagram given below: Copy the diagram and complete the path of the ray. Given the critical angle for water is 48^(@) .

State the conditions required for total internal reflection of light to take place.

Identify I and II from the diagram given below.

A ray of light travelling obliquely from glass to air :

From the diagram given below: State the law which explains this observation.

A ray of monochromatic light enters a liquid from air as shown in the diagram given below: Copy the diagram and show in the diagram the path of the ray of light after it strikes the mirror and reenters the medium of air.

Study the diagram given below and answer the questions that follow : State the total surface area of the alveoli.

A ray of light moves from a rare medium to a dense medium as shown in the diagram below. Write down the number of the ray which represents the partially reflected ray.

A light ray falls on a rectangular glass slab as shown. The index of refraction of the glass, if total internal reflection is to occur at the vertical face, is

ICSE-SAMPLE PAPER 2017-SECTION-II
  1. A pulley system with V.R. = 4 is used to lift a load of 175 kgf throug...

    Text Solution

    |

  2. How is the transference of heat energy by radiation prevented in a cal...

    Text Solution

    |

  3. You have a choice of three metals A, B and C, of specific heat capacit...

    Text Solution

    |

  4. Calculate the mass of ice needed to cool 150 g of water contained in a...

    Text Solution

    |

  5. Name the radiations which are absorbed by the green house gases in the...

    Text Solution

    |

  6. A radiation X is focused by a particular device on the bulb of a therm...

    Text Solution

    |

  7. Name two factors on which the heat energy liberated by a body depends.

    Text Solution

    |

  8. A lens forms an upright and diminished image of an object when the obj...

    Text Solution

    |

  9. A lens forms an upright and diminished image of an object when the obj...

    Text Solution

    |

  10. A ray of light travels from water to air as shown in the diagram given...

    Text Solution

    |

  11. A ray of light travels from water to air as shown in the diagram given...

    Text Solution

    |

  12. The diagram below shows a point source P inside a water container. Fou...

    Text Solution

    |

  13. The diagram below shows a point source P inside a water container. Fou...

    Text Solution

    |

  14. State two physical factors which determine loudness of sound.

    Text Solution

    |

  15. Name the factor that determines : Quality of the note.

    Text Solution

    |

  16. Name the factor that determines : Pitch of the note.

    Text Solution

    |

  17. What are damped vibrations ?

    Text Solution

    |

  18. Give examples of damped oscillation.

    Text Solution

    |

  19. Name the phenomenon that cause a loud sound when the stem of a vibrati...

    Text Solution

    |

  20. A certain sound has a frequency of 256 hertz and a wavelength of 1.3 m...

    Text Solution

    |