Home
Class 12
PHYSICS
If modulation index mu= 1/2 and V(2) = 2...

If modulation index `mu= 1/2` and `V_(2) = 2` then `V_(C) = ?`

A

4

B

2

C

6

D

8

Text Solution

Verified by Experts

The correct Answer is:
A
Modulation index `= (V_(M))/(V_(C )) = 1/2`
`V_(C) = 2V_(M)`
`V_(C) = 2xx2 = 4`
Promotional Banner

Topper's Solved these Questions

  • AIIMS 2019 25 MAY MORNING SHIFT

    AIIMS PREVIOUS YEAR PAPERS|Exercise PHYSICS|54 Videos

  • AIIMS 2019 26 MAY MORNING SHIFT

    AIIMS PREVIOUS YEAR PAPERS|Exercise PHYSICS|32 Videos

Similar Questions

Explore conceptually related problems

If the amplitude modulation index is 0.6 and V_(max )=5 V , then the value of V_(min ) (in volt) is

Amplitude modulation index mu determines

For an amplitude modulated wave, the maximum aplitude is found to be 10 V while the minimum amplitude is found to be 2 V. Determine the modulation index mu . What would be the value of mu ic the minimum amplitude is zero volt?

(a) If A and B represent the maximum amplitudes of an amplitude modulated wave, wrigte the expression for the modulation index in terms of A and B. (b) A message signal of frequency 20 kHz and peak voltage 10 V is used to modulate a carrier of frequency 2 MHz and peak voltage of 15 V. Calculate the modulation index. Why the modulation index is generally less than one ?

In an amplitude modulated wave , the maximum amplitude is 10V and the modulation index is 2/3 m , then the minimum amplitude is ( in volt )

In amplitude modulation, the modulation index mu, is kept less than or equal to 1 because.

A carrier wave is modulated by n number of sine waves with modulation indices mu_(1),mu_(2),mu_(3)+ .... The total modulation index (mu) of the wave is

µ_(1) and µ_(2) are the refractive index of two mediums and v_(1) and v_(2) are the velocity of light in these in two mediums respectively. Then, the relation connecting these quantities is

A carrier frequency of 1 MHz and peak value of 10 V is amplitude modulated with a signal frequency of 10 KHz with peak value of 0.5 V. What are the values of the modulation index and the side band frequencies ?

AIIMS PREVIOUS YEAR PAPERS-AIIMS 2019 26 MAY EVENING SHIFT-PHYSICS
  1. Time period of oscillation for given combination will be :

    Text Solution

    |

  2. For a wire R/l = 1/2 and length of wire is l = 5 cm . If potential dif...

    Text Solution

    |

  3. If modulation index mu= 1/2 and V(2) = 2 then V(C) = ?

    Text Solution

    |

  4. A body of mass 5 xx 10^(3) g kg moving with speed 2 m/s collides with ...

    Text Solution

    |

  5. A disc of radius is rotatating with angular frequency 10 rad/sec. A b...

    Text Solution

    |

  6. Angular magnification of telescope if focal length of objective and ey...

    Text Solution

    |

  7. An electron is moving in a circle of radius 2m with speed 4 m/s . Fi...

    Text Solution

    |

  8. A container of height 10 cm is filled with water. There is hole at bot...

    Text Solution

    |

  9. A coil is placed in y-z plane making an angle of 30^(@) with x-axis . ...

    Text Solution

    |

  10. In YDSE a = 2mm, D = 2m, lambda = 500 mm. Find distance of point on s...

    Text Solution

    |

  11. A sample which has half life of 10^(33) year . If initial number of nu...

    Text Solution

    |

  12. If a small orifice is made at a height of 0.25 m from the ground, th...

    Text Solution

    |

  13. A capacitor is connected to a battery of voltage V. Now a di-electric ...

    Text Solution

    |

  14. The unit of magnetic flux is

    Text Solution

    |

  15. Calculate the mean % error in five observations : 80.0,80.5,81.0,81...

    Text Solution

    |

  16. Calculate focal length of given lens if the magnification is -0.5.

    Text Solution

    |

  17. Tranformer rarr ideal rarr E(P) = 1000 V, I(P) = 50 A 200 V rarr 80...

    Text Solution

    |

  18. The magnetic flux has the dimension

    Text Solution

    |

  19. Which state of triply ionised Beryllium (Be^(+++)) the same orbital ra...

    Text Solution

    |

  20. In LCR series circuit source voltage is 120 volt and voltage in induct...

    Text Solution

    |