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Define one volt of emf...

Define one volt of emf

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One volt of emf may be defined as the amount of energy equal to one joule required to drive one coulomb of charge once around the closed circuit.
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Knowledge Check

  • The source voltage is 9 volt and source resistance is 1kOmega The current through the silicon diode is (knee voltage of silicon is 0.7 volt):

    A
    8.3 mA
    B
    0.38 mA
    C
    4.2 mA
    D
    3.8 mA

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