Home
Class 12
PHYSICS
A high frequency carrier wave C(T)=5sin(...

A high frequency carrier wave `C(T)=5sin(8 pi t)` is modulated by massage signal m(t) as shown. Find modulation index of modulated signal.

A

a.0.5

B

b.5

C

c.0.2

D

d.1

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • JEE MAIN 2021

    JEE MAINS PREVIOUS YEAR|Exercise PHYSICS SECTION B|30 Videos

  • JEE MAIN 2023

    JEE MAINS PREVIOUS YEAR|Exercise Question|455 Videos

Similar Questions

Explore conceptually related problems

If a carrier wave c(t)=A sin omega_(c)t is amplitude modulated by a modulator signal m(t)=A sin omega_(m)t then the equation of modulated signal [C_(m)(t)] and its modulation index are respectively

An audio signal represented as 25 sin 2pi ( 2000 t) amplitude modulated by a carrier wave : 60 sin 2pi (100,000)t . The modulation index of the modulated signal is

Both amplitude modulation (AM) and frequency modulation (FM) are used for radio broadcasting. The amplitude of the high frequency carrier wave is varied or modulated in accordance with the variations in the amplitude of the audio signals that are to be transmitted, in te process of amplitude modulation in frequency modulation te amplitude of the carrier remains constant but its frequency is varied inn accordance withh the audio signal. Reception with AM signals is in general is affected by interference of various kinds ad elaborated equipment is required for FM broadcast. A radio frequency carrier wave can be modulated using a-

Both amplitude modulation (AM) and frequency modulation (FM) are used for radio broadcasting. The amplitude of the high frequency carrier wave is varied or modulated in accordance with the variations in the amplitude of the audio signals that are to be transmitted, in te process of amplitude modulation in frequency modulation te amplitude of the carrier remains constant but its frequency is varied inn accordance withh the audio signal. Reception with AM signals is in general is affected by interference of various kinds ad elaborated equipment is required for FM broadcast. In india the radio signals are boarcast using-

Both amplitude modulation (AM) and frequency modulation (FM) are used for radio broadcasting. The amplitude of the high frequency carrier wave is varied or modulated in accordance with the variations in the amplitude of the audio signals that are to be transmitted, in te process of amplitude modulation in frequency modulation te amplitude of the carrier remains constant but its frequency is varied inn accordance withh the audio signal. Reception with AM signals is in general is affected by interference of various kinds ad elaborated equipment is required for FM broadcast. The rangeof a transmitter is

The carrier wave of a signal is given by C(t) = 3sin (8pit) volt. The modulating signal is a square wave as shown. Find its modulation index.

In amplitude modulation carrier wave is C=4 sin 2000t and message wave M=2 sin 200t , Find out modulation index.

A 100 V carrier wave is mode to vary betqeen 160 and 40 V by a modulating signal . What is the modulation index ?

The carrier wave is represented by C(t) = 5 sin (10 pi t) volt A modulating signal is a square wave as shown in figure. Determine modulation index.

JEE MAINS PREVIOUS YEAR-JEE MAIN 2022-Question
  1. On increasing temperature, drift velocity of electrons in a conductor

    Text Solution

    |

  2. A projectile is fired from the surface of earth of radius R with speed...

    Text Solution

    |

  3. A high frequency carrier wave C(T)=5sin(8 pi t) is modulated by massag...

    Text Solution

    |

  4. A soap bubble of radius 3cm enclosed by another soap bubble of radius ...

    Text Solution

    |

  5. A block of mass m is at rest on a rough inclined plane, whose friction...

    Text Solution

    |

  6. For given two rods, a radius of crosssection of each one is 1.4mm, if ...

    Text Solution

    |

  7. Two wave of intensity I1 and I2 such that I1/I2 = 1/4 produce interfer...

    Text Solution

    |

  8. The energy density of EMW is given by u=alpha/beta xx sin((alpha x)/kT...

    Text Solution

    |

  9. Two heat engine are operating between 100k to 300k as shown. If effici...

    Text Solution

    |

  10. 4 coulomb charge split into two parts x and 4-x and placed at some dis...

    Text Solution

    |

  11. A proton moves in a circle of radius 60cm is uniform field B=1T in a p...

    Text Solution

    |

  12. If net deviation of ray from the given system of prism is 1/x then fin...

    Text Solution

    |

  13. Activity of a radio active sample is 64 xx 10^-4 dps and half life in ...

    Text Solution

    |

  14. Choose correct option for EMW

    Text Solution

    |

  15. Text Solution

    |

  16. In CE configuration of transistor, base current is increased from 20 t...

    Text Solution

    |

  17. In photoelectric effect

    Text Solution

    |

  18. If voltage across capacitor with dielectric (k=5) is 20V. Find energy ...

    Text Solution

    |

  19. A wave has equation as y=0.5 sin(2pi/3 (400t-x)) with x in meters and ...

    Text Solution

    |

  20. A radioactive sample has concentration 64 times the allowed level. If ...

    Text Solution

    |