Home
Class 11
PHYSICS
Electromagnetic waves were first produce...

Electromagnetic waves were first produced in the laboratory by

A

Marconi

B

J. C. Bose

C

Maxwell

D

Hertz

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • ELECTRIC CURRENT THROUGH CONDUCTORS

    CHETANA PUBLICATION|Exercise EXERCISE|183 Videos

  • ELECTROSTATICS

    CHETANA PUBLICATION|Exercise EXERCISE|163 Videos

Similar Questions

Explore conceptually related problems

How are electromagnetic waves generated?

Assertion : Electromagnetic waves with frequencies more than the critical frequency of ionosphere cannot be used for communication using sky wave propagation. Reason : The refractive index of the ionosphere becomes very high for frequencies higher than the critical frequency .

Answer the question How is carbon dioxide gas produced in the laboratory?

The transverse sound waves are produced in

How is ozone prepared in laboratory

Speed of electromagnetic waves is given

How are EM waves produced?

In a plane polarised electromagnetic wave, the angle between the planes of bivration and polarisation is

CHETANA PUBLICATION-ELECTROMAGNETIC WAVES AND COMMUNICATON SYSTEM-EXERCISE
  1. To induce an e.m.f. in the coil

    Text Solution

    |

  2. Which of the following waves are not electromagnetic waves?

    Text Solution

    |

  3. Electromagnetic waves were first produced in the laboratory by

    Text Solution

    |

  4. The.....% of the solar radians are infrared in nature.

    Text Solution

    |

  5. Ultraviolet rays can NOT pass through

    Text Solution

    |

  6. The air in the stratosphere contains

    Text Solution

    |

  7. Which of the following statements is NOT CORRECT?

    Text Solution

    |

  8. The radio waves reflected from.......are called space wave.

    Text Solution

    |

  9. The special infrared photograph of the body to see diseased parts is c...

    Text Solution

    |

  10. In the diagnosis of superficial tumours and varicose veins which of th...

    Text Solution

    |

  11. The sound waves after being converted into electrical waves are not tr...

    Text Solution

    |

  12. Choose the correct options. Earth's atmosphere is rechest in

    Text Solution

    |

  13. Choose the correct options. A device that converts one form of energ...

    Text Solution

    |

  14. Choose the correct options. Ultraviolet rays can NOT pass through ...

    Text Solution

    |

  15. Choose the correct options. The radio waves from..... are called spa...

    Text Solution

    |

  16. What is modulation?

    Text Solution

    |

  17. Name the most harmful radiation entering the earth's atmosphere from t...

    Text Solution

    |

  18. Does an ordinary electric lamp emit EM waves?

    Text Solution

    |

  19. What are the different types of electro magnetic waves ?

    Text Solution

    |

  20. What is meant by noise?

    Text Solution

    |