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

Angle of incidence should be greater than the critical angle i.e.`lt I gt 48 ^(@).`
Promotional Banner

Topper's Solved these Questions

  • SAMPLE QUESTION PAPER 4

    ICSE|Exercise SECTION B|38 Videos

  • SAMPLE QUESTION PAPER 2

    ICSE|Exercise SECTION-B|32 Videos

  • SAMPLE QUESTION PAPER 5

    ICSE|Exercise SECTION B|45 Videos

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 QUESTION PAPER 4 -SECTION B
  1. A cell is sending current in an external circuit. How does the termina...

    Text Solution

    |

  2. Name the material used for filament of an electric bulb,

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

  5. It is observed that: alpha particles and beta particles are defle...

    Text Solution

    |

  6. It is observed that: gamma rays are not deflected by either an el...

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

  9. A fuse is rated 8 A. Can it be used with an electrical appliance rated...

    Text Solution

    |

  10. Name two safety devices which are connected to the live wire of a hous...

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

  13. Among alpha, beta and gamma-rays, which is the most penetrating?

    Text Solution

    |

  14. Arrange alpha , beta and gamma rays in ascending order with respect t...

    Text Solution

    |

  15. Arrange the alpha, beta and gamma radiation in ascending order of thei...

    Text Solution

    |

  16. State two factors on which the speed of a wave travelling in a medium ...

    Text Solution

    |

  17. Give one application of echo.

    Text Solution

    |

  18. A nucleus of stable phosphorus has 15 protons and 16 neutrons. (a) W...

    Text Solution

    |

  19. A nucleus of stable phosphorus has 15 protons and 16 neutrons. (a) W...

    Text Solution

    |

  20. A nucleus of stable phosphorus has 15 protons and 16 neutrons. (a) W...

    Text Solution

    |