Home
Class 12
PHYSICS
A.F.M. radio transmitter uses a tower of...

A.F.M. radio transmitter uses a tower of height 60 m for its antenna What is the maximum distance covered by the transmitter

A

`25 km`

B

`27.71` km

C

`28.71` km

D

`40` km

Text Solution

Verified by Experts

The correct Answer is:
B
`d = sqrt(2 Rh)`
` = sqrt(2 xx 6400 xx 10^(3) xx 60)`
` = 27.71 ` km
Promotional Banner

Topper's Solved these Questions

  • COMMUNICATION SYSTEMS

    NIKITA PUBLICATION|Exercise Multiple Choice Questions (Examples for Practice)|8 Videos

  • COMMUNICATION SYSTEMS

    NIKITA PUBLICATION|Exercise Multiple Choice Questions (Production and detection of amplitude modulated wave)|31 Videos

  • CIRCULAR MOTION

    NIKITA PUBLICATION|Exercise Multiple Choice Question|421 Videos

  • CURRENT ELECTRICITY

    NIKITA PUBLICATION|Exercise Multiple Choice Questions|314 Videos

Similar Questions

Explore conceptually related problems

A transmitting antenna at the top of a tower 32 m and height of receiving antenna is 200 m . What is the maximum distance between them for satisfactory communication in LOS mode ? Radius of earth 6.4xx10^6 m ?

A transmitting antenna at the top of a tower has a height of 45 m and height of the receiving antenna is 80 m . What is the maximum distance between them , for satisfactory communication of LOS mode ? Radius of earth = 6400 km .

A transmitting antenna at the top of a tower has height 32 m and height of the receiving antenna is 50 m. What is the maximum distance between them for satisfactory communication in line of sight (LOS) mode?

A transmitting antenna at the top of a tower has a height 32 m and the height of the receiving antenna is 50 m . What is the maximum distance between them for satisfactory communication in LOS mode? Given radius of earth 6.4xx10^(6)m .

A transmitting antenna at the top of a tower has a height of 50 m and the height of the receiving antenna is 32 m. What is the maximum distance between them for satisfactory communication in line of sight mode ? (Radius of the earth (R ) = 6.4xx10^6 m) ( sqrt10 =3.16)

A TV transmission tower has a height of 140 m and the height of the receiving antenna is 80 m. What is the maximum distance upto which signals can be broadcasted from this tower in LOS (Line of Sight) mode? (Given: Radius of earth = 6.4 xx 10^6 m )

A TV transmission tower has a height of 140 m and the height of the receiving antenna is 40 m. What is the maximum distance upto which signals can be broadcasted from this tower in LOS (Line of Sight ) mode ? (Given : radius of earth = 6.4xx10^(6) m).

A tansmitting antenna at the top of a tower has a height 32 m and that of the receiving antenna is 50 m. What is the maximum distance between them for satisfactory communication in line of sight mode ? Given radius of earth is 6.4 xx 10^(6) m .

A transmitting antenna has a height of 320m and that of receiving antenna is 2000m. The maximum distance between them for satisfactory communication in line of sight mode is 'd'. The value of 'd' is ___________km.

NIKITA PUBLICATION-COMMUNICATION SYSTEMS-Multiple Choice Questions (Space communication )
  1. Speed of electromagnetic waves is given

    Text Solution

    |

  2. In space communication, the sound waves can be sent from one place t...

    Text Solution

    |

  3. A.F.M. radio transmitter uses a tower of height 60 m for its antenna W...

    Text Solution

    |

  4. The electromagnetic waves of frequency 2 MHz and 30 MHz are

    Text Solution

    |

  5. Ground wave propagation is suitable for

    Text Solution

    |

  6. Long distance short-wave radio broadcasting uses

    Text Solution

    |

  7. When microwave signals follow the curvature of earth, this is known as...

    Text Solution

    |

  8. Through which mode of propagation, the radio waves can be sent from on...

    Text Solution

    |

  9. In space communcation , the information can be passed from on place ...

    Text Solution

    |

  10. What will be the area of reception of the signals transmitted by the T...

    Text Solution

    |

  11. The sky wave propagation is suitable for radiowaves of frequency

    Text Solution

    |

  12. The polarisation of an electromagnetic wave is determined by

    Text Solution

    |

  13. Frequencies in the UHF range normally propagate by means of:

    Text Solution

    |

  14. An antenna is a device

    Text Solution

    |

  15. The frequency of signals up to 1.5 MHz can be propagated using

    Text Solution

    |

  16. Space wave propagation is used in (a) microwave communication (b) ...

    Text Solution

    |

  17. The Ionosphere reflects the

    Text Solution

    |

  18. Which of the following is not a transmission media used in communicat...

    Text Solution

    |

  19. In which frequency range, space waves are normally propagated?

    Text Solution

    |

  20. While tuning in a certain broad cast station with a receiver, we are a...

    Text Solution

    |