Home
Class 12
PHYSICS
If the highest modulating frequency of t...

If the highest modulating frequency of the wave is 5 kHz, the number of stations that can accommodated in a 150 kHz band width is

A

15

B

10

C

5

D

None of the above

Text Solution

Verified by Experts

The correct Answer is:
a

Number of stations =`(Total Bandwidth)/(Bandwidth//Station)=(150kHz)/(2xx5kHz)=15`
Promotional Banner

Topper's Solved these Questions

  • COMMUNICATION SYSTEMS

    FULL MARKS|Exercise ADDITIONAL QUESTIONS II Short Answer Questions.|13 Videos
  • COMMUNICATION SYSTEMS

    FULL MARKS|Exercise ADDITIONAL QUESTIONS  (Additional problems)|3 Videos
  • COMMUNICATION SYSTEMS

    FULL MARKS|Exercise Textual Evaluation Solved (Long Answer Questions)|6 Videos
  • ATOMIC AND NUCLEAR PHYSICS

    FULL MARKS|Exercise Additional question (Numerical Problems)|12 Videos
  • CURRENT ELECTRICITY

    FULL MARKS|Exercise Additional Questions Solved (Numerical Problems)|6 Videos

Similar Questions

Explore conceptually related problems

The gap between the frequency of the side bands in an amplitude modulated wave is:

In a AM receiver the local oscillator frequency is 2750 KHz. The tuned in station frequency is

________ waves with frequency greater than 20 kHz.

Passengers are to travel by a double decked bus which can accommodate 13 in the upper deck and 7 in the lower deck. Find the number of ways that they can be distributed if 5 refuse to sit in the upper deck and 8 refuse to sit in the lower deck.

A steel wire fixed at both ends has a fundamental frequency of 200 Hz. A person can hear sound of maximum frequency 14 kHz. What is the highest harmonic that can be played on this string which is audible to the person ?

An electronically driven loudspeaker is placed near the open end of a resonance column apparatus. The length of air column in the tube is 80 cm. The frequency of the loudspeaker can be varied between 20 Hz and 2 kHz. Find the frequencies at which the column will resonate. Speed of sound in air = 320 m s^-1

Three resonant frequencies of a string are 90, 150 and 210 Hz. (a) Find the highest possible fundamental frequency of vibration of this string. (b) Which harmonics of the fundamental are the given frequencies ? (c) Which overtones are these frequencies ? (d) If the length of the string is 80 cm, what would be the speed of a transverse wave on this string ?

An FM signal has a resting frequency of 105MHz and highest frequency of 105.03MHz when modulated by a signal of frequency 5kHz. The carrier swing is

FULL MARKS-COMMUNICATION SYSTEMS-ADDITIONAL QUESTIONS(Multiple Choice Questions)
  1. In short wave communication, waves of which of the following frequenci...

    Text Solution

    |

  2. The maximum distance upto which TV transmission from a TV tower of hei...

    Text Solution

    |

  3. If the highest modulating frequency of the wave is 5 kHz, the number o...

    Text Solution

    |

  4. In communication with help of antenna if height is doubled, then the r...

    Text Solution

    |

  5. A laser beam is used for carrying out surgery, because it

    Text Solution

    |

  6. The ozone layer is present in

    Text Solution

    |

  7. Ozone layer blocks the radiation of wavelength

    Text Solution

    |

  8. What is the cause of Green house effect?

    Text Solution

    |

  9. Ozone layer in atmosphere is useful, because it

    Text Solution

    |

  10. Biological importance of ozone layer is

    Text Solution

    |

  11. The particular used for transmission of light signal through optical ...

    Text Solution

    |

  12. LANDSAT series of satellites move in near polar orbits at an altitude ...

    Text Solution

    |

  13. Which of the following is not a transducer?

    Text Solution

    |

  14. If a radio receiver amplifies all the signal frequencies equally well,...

    Text Solution

    |

  15. The sky wave propagation is suitable for radio waves of frequency

    Text Solution

    |

  16. Refractive index of ionosphere is

    Text Solution

    |

  17. When radio waves pass through ionosphere phase difference between spac...

    Text Solution

    |

  18. Advantages of optical fibres are

    Text Solution

    |

  19. A TV tower has a height of 100 m. What is the maximum distance upto wh...

    Text Solution

    |

  20. Modem is a device which performs

    Text Solution

    |