Home
Class 12
PHYSICS
Which of the following waves have the ma...

Which of the following waves have the maximum wavelength?

A

`X`-rays

B

I.R. rays

C

UV rays

D

Radio waves

Text Solution

Verified by Experts

The correct Answer is:
D
`lambda_("Radio waves")gtl_("UV rays")gtlambda_("IR rays")gtlambda_("X-rays")`
Promotional Banner

Topper's Solved these Questions

  • ELECTROMAGNETIC WAVES AND COMMUNICATION SYSTEM

    A2Z|Exercise Communication System|61 Videos

  • ELECTROMAGNETIC WAVES AND COMMUNICATION SYSTEM

    A2Z|Exercise Problems Based On Mixed Concepts|39 Videos

  • ELECTROMAGNETIC INDUCTION

    A2Z|Exercise Section D - Chapter End Test|30 Videos

  • GEOMETRICAL OPTICS

    A2Z|Exercise Section D - Chapter End Test|30 Videos

Similar Questions

Explore conceptually related problems

Which of the following colours has maximum wavelength

Which of the following transitions have minimum wavelength

Which of the following expression have the maximum value as unity?

Which of the following functions have the maximum value unity?

Which of the following substrate have maximum RQ value

Which one among the following waves carries the maximum enery per photon?

Which of the following have maximum mass?

Which one of the following have minimum wavelength

A2Z-ELECTROMAGNETIC WAVES AND COMMUNICATION SYSTEM -Section D - Chapter End Test
  1. Which of the following waves have the maximum wavelength?

    Text Solution

    |

  2. The frequency of a FM transmitter without signal input is called

    Text Solution

    |

  3. Indicate which one of the following system is digital

    Text Solution

    |

  4. In a communication system, noise is most likely to affect the signal

    Text Solution

    |

  5. An amplitude modulated wave is modulated to 50%. What is the saving in...

    Text Solution

    |

  6. The audio signal used to modulate 60 sin (2pixx10^(6)t) is 15 sin 300 ...

    Text Solution

    |

  7. The total power content of an AM wave is 900 W. For 100% modulation, t...

    Text Solution

    |

  8. In a diode AM- detector, the output circuit consist of R=1 k Omega and...

    Text Solution

    |

  9. Mean optical power launched into an 8 km fibre is 120 muW and mean out...

    Text Solution

    |

  10. A sky wave with a frequency 55 MHz is incident on D-region of earth's ...

    Text Solution

    |

  11. The electromagnetic wave of frequency 2 MHz to 30 MHz are

    Text Solution

    |

  12. Laser light is considered to be coherent because it consists of

    Text Solution

    |

  13. The phenomenon by which light travels in an optical fibres is

    Text Solution

    |

  14. The electron dencity of E, F(1),F(2) layers of ionosphere is 2xx10^(11...

    Text Solution

    |

  15. The impedance of coaxial cable, when its inductance is 0.40 mu H and c...

    Text Solution

    |

  16. Consider telecommunication through optical fibres. Which of the follow...

    Text Solution

    |

  17. Which of the following statement is wrong?

    Text Solution

    |

  18. Pick out the longest wavelength from the following types of radiation

    Text Solution

    |

  19. Wave which cannot travel in vacumm is

    Text Solution

    |

  20. In an electromagnetic wave, the electric and magnetizing field are 100...

    Text Solution

    |

  21. The 21 cm radio wave emitted by hydrogen in interstellar space is due ...

    Text Solution

    |