Home
Class 11
PHYSICS
In amplitude modulation, sinusoidal carr...

In amplitude modulation, sinusoidal carrier frequency used is denoted by `omega_(c)` and the signal frequency is denoted by `omega_(m)`. The bandwidth `(Deltaomega_(m))` of the signal is such that `Deltaomega_(m)ltltomega_(c)`. Which of the following frequency is no =t contained in the modulated wave.

A

`omega_(m)+omega_(c)`

B

`omega_(c)-omega_(m)`

C

`omega_(m)`

D

`omega_(c)`

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • COMMUNICATION SYSTEMS

    TARGET PUBLICATION|Exercise Evaluation Test|15 Videos

  • COMMUNICATION SYSTEMS

    TARGET PUBLICATION|Exercise Critical Thinking|34 Videos

  • ELECTRONS AND PHOTONS

    TARGET PUBLICATION|Exercise Evaluation Test|19 Videos

Similar Questions

Explore conceptually related problems

In amplitude modulation, sinusoidal carrier frequency used is denoted by omega_(c) and the signal frequency is denoted by omega_(m) . The band width (Deltaomega_(m)) of the signal is such that Deltaomega_(m)ltltomega_(c) . Which of the following frequencies is not contained in the modulated wave?

In amplitude modulation, carrier wave frequencies are:

In an amplitude modulated wave for audio frequency of 1000 "cycle"//second ,the appropriate carrier frequency will be

A 1 MHz carrier signal is modulated by a symmertrical sinusoidal wave for period of 100 mus in a nonlinear (square lae device).Which of the following frequencies will notbe present in the modulated signal

If carrier wave is given by y_c = A_c sin(omega_c t ) and message signal is y_s = A_s sin( omega_s t) find bandwidth of AM wave (in hz)

A 500 KHz carrier wave is amplitude modulated by an audio signal of frequency span of 200 Hz to 4000 Hz. What is the bandwidth of the channel?

In an amplitude modulated wave, message wave frequency f_m and carrier wave of frequency f_c Find out wavelength of amplitude modulated wave

If f_(c) and f_(m) are the frequencies of carrier wave and signal, then the band width is

1000 kHz carrier wave is amplitude modulated by the signal frequency 200-4000Hz . The channel width of this case is

TARGET PUBLICATION-COMMUNICATION SYSTEMS-Competitive Thinking
  1. In amplitude modulation, the bandwidth is

    Text Solution

    |

  2. Choose the correct statement:

    Text Solution

    |

  3. In amplitude modulation, sinusoidal carrier frequency used is denoted ...

    Text Solution

    |

  4. A carrier wave of peak voltage 12 V is used to transmit a message sign...

    Text Solution

    |

  5. A single of 5 kHz frequency is amplitude modulated on a carrier wave o...

    Text Solution

    |

  6. The amplitude of carrier wave is 12 . For modulation index of 50% th...

    Text Solution

    |

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

    Text Solution

    |

  8. A message signal of 12 kHz and peak voltage 20 V is used to modulate a...

    Text Solution

    |

  9. An oscillator is producing FM waves of requency 2kHz with a variation ...

    Text Solution

    |

  10. When carrier wave of 2 . 5 MHz frequency is amplitude modulated, the ...

    Text Solution

    |

  11. The equation of an FM signal is e = 6 sin (10^(6) t + 4 sin 10^(3) t )...

    Text Solution

    |

  12. The distance of coverage of a transmitting antenna is 12 . 8 km . Then...

    Text Solution

    |

  13. If a transmitting antenna of height 105 m is placed on a hill, then it...

    Text Solution

    |

  14. A ratio has a power of 1 kW and is operating at a frequency of 10 GHz ...

    Text Solution

    |

  15. Height of T .V . Tower is h(T) . The area of transmission of T . V . W...

    Text Solution

    |

  16. In an amplitude modulated wave for audio frequency of 500 "cycle"//sec...

    Text Solution

    |

  17. A modem is a

    Text Solution

    |

  18. The electromagnetic wave of frequency 3 MHz to 30 MHz are

    Text Solution

    |

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

    Text Solution

    |

  20. Name the type of waves which are used for line of sight (LOS) communic...

    Text Solution

    |