Home
Class 12
PHYSICS
What are microwaves?...

What are microwaves?

Promotional Banner

Topper's Solved these Questions

  • ELECTROSTATICS

    BINA LIBRARY|Exercise EXERCISE|118 Videos

  • OPTICS -II

    BINA LIBRARY|Exercise EXERCISE|84 Videos

Similar Questions

Explore conceptually related problems

Why are microwaves used in RADAR system?

Why are microwave used in Radar?

What are emulsions? What are their different types? Give example of each type.

Write a short note on microwaves.

Write the order of frequency range of the following. γ−rays, microwaves, infrared rays and ultraviolet rays.

State the condition under which a microwave oven heats up food item containing water molecules most efficiently.

What are kinetochores? What is their function?

BINA LIBRARY-ELEMENTS OF PHYSICS ii-EXERCISE
  1. Why does friction increase if the two surfaces are pressed ?

    Text Solution

    |

  2. Give three examples to show that friction is increased deliberately

    Text Solution

    |

  3. What are microwaves?

    Text Solution

    |

  4. The electric field vector of a plane e.m. wave oscillates with frequen...

    Text Solution

    |

  5. The electric field vector of a plane e.m. wave oscillates with frequen...

    Text Solution

    |

  6. In an e.m. wave amplitude of electric field is E0 = 60 N/C and its fre...

    Text Solution

    |

  7. In an e.m. wave amplitude of electric field is E0 = 60 N/C and its fre...

    Text Solution

    |

  8. About 10% of the power of a 100W light bulb is converted to a visible ...

    Text Solution

    |

  9. About 10% of the power of a 100W light bulb is converted to a visible ...

    Text Solution

    |

  10. Name the radiations of electromagnetic spectrum which are used in warf...

    Text Solution

    |

  11. Name the part of electromagnetic spectrum which is suitable for radar ...

    Text Solution

    |

  12. Name the radiations of electromagnetic spectrum which are used in stud...

    Text Solution

    |

  13. Name the constituent radiation of e.m. spectrum which is used in satel...

    Text Solution

    |

  14. Name the e.m. radiations used for studying crystal structure of solids...

    Text Solution

    |

  15. Name the constituent radiation of e.m. spectrum which is absorbed from...

    Text Solution

    |

  16. Name the constituent radiation of e.m. spectrum which produces intense...

    Text Solution

    |

  17. Why are microwave used in Radar?

    Text Solution

    |

  18. State the condition under which a microwave oven heats up food item co...

    Text Solution

    |

  19. Maxwell's equations describe the fundamental laws of

    Text Solution

    |

  20. According to Maxwell a changing electric field gives rise to

    Text Solution

    |