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What is a junction in a circuit ?...

What is a junction in a circuit ?

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A point in a multi-loop circuit where a current splits or currents combine is called a junction or node.
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Knowledge Check

  • Gap junctions : -

    A
    help to stop substences from leaking across a tissue .
    B
    perform cementing to keep neighbouring cells together
    C
    provider stretchability to the epithelium
    D
    facilitate the cells to communicate with each other by connecting the cytoplane of adjoining cells .

  • In a PN junction

    A
    High potential at N side and low potential at P side
    B
    High potential P side and low potential at N side
    C
    P and N both are at smae potential
    D
    Undetermined

  • A circuit is shown in the figure. What is the total resistance in the circuit ?

    A
    5
    B
    6
    C
    11
    D
    30

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    What is a p-n junction diode? Define the term 'dynamic resistance' for the junction diode. With the help of a circuit diagram explain the working of a p-n junction diode as a full wave rectifier.

    Explain the formation of depletion layer and potential barrier in p-n junction. Draw the circuit diagram of a half wave rectifier and explain its working.

    What is an ideal junction diode?

    Junction Rule

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