Home
Class 12
PHYSICS
Assertion: Digital signals are continous...

Assertion: Digital signals are continous variations of voltage of curren t.
Reason: Digital signals are essentially single valued functions of time.

Text Solution

Verified by Experts

The correct Answer is:
D
Signal can be either analog or digital. Analog signals are essentially single valued functions of time. Digital signals are those which can take only descrete stepwise values.
Promotional Banner

Topper's Solved these Questions

  • COMMUNITCATION SYSTEMS

    NCERT FINGERTIPS|Exercise Detection Of Amplitude Modulation Wave|12 Videos

  • COMMUNITCATION SYSTEMS

    NCERT FINGERTIPS|Exercise HOTS|10 Videos

  • COMMUNITCATION SYSTEMS

    NCERT FINGERTIPS|Exercise NCERT Exemplar|18 Videos

  • ATOMS

    NCERT FINGERTIPS|Exercise Assertion And Reason|15 Videos

  • CURRENT ELECTRICITY

    NCERT FINGERTIPS|Exercise Assertion And Reason|15 Videos

Similar Questions

Explore conceptually related problems

A digital signal

A digital signal-

A digital signal possess

Examples of digital signals is/are

How are analogue and digital signals different

Assertion (A): magnesium is not present in enamel of human teeth. Reason (R ): Magnesium is an essential elements for biological functions of human beings.

NCERT FINGERTIPS-COMMUNITCATION SYSTEMS-Assertion And Reason
  1. Assertion: Amplification is necessary to compensate for the attenualti...

    Text Solution

    |

  2. Assertion: The process of retrieval of information from the carrier wa...

    Text Solution

    |

  3. Assertion: Digital signals are continous variations of voltage of curr...

    Text Solution

    |

  4. Assertion: Microwave communication is preferred over optical communica...

    Text Solution

    |

  5. Assertion: The ionosphere layer acts as a reflector for all range of f...

    Text Solution

    |

  6. Assertion: It is possible to transmit signals from one place on the ea...

    Text Solution

    |

  7. Statement-1: Short wave band are used for transmission fo radiowaves t...

    Text Solution

    |

  8. Assertion : The information contained in our original low frequency ba...

    Text Solution

    |

  9. Assertion: Lond distance communication between two points on the earth...

    Text Solution

    |

  10. Assertion: The television signals are propagated through sky waves. lt...

    Text Solution

    |

  11. Assertion: Space waves are used for litre -of -sight communication. ...

    Text Solution

    |

  12. Assertion: When the height of a TV transmission tower is increased by ...

    Text Solution

    |

  13. Assertion: AM detection is the process of recovering the modulating si...

    Text Solution

    |

  14. Assertion: Telephony is an example of point-to-point communication mod...

    Text Solution

    |

  15. Assertion: The loss of strength of a signal while propagating through ...

    Text Solution

    |

  16. Assertion: Amplification is necessary to compensate for the attenualti...

    Text Solution

    |

  17. Assertion: The process of retrieval of information from the carrier wa...

    Text Solution

    |

  18. Assertion: Digital signals are continous variations of voltage of curr...

    Text Solution

    |

  19. Assertion: Microwave communication is preferred over optical communica...

    Text Solution

    |

  20. Assertion: The ionosphere layer acts as a reflector for all range of f...

    Text Solution

    |