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Calculate the work done by electric fiel...

Calculate the work done by electric field in moving an electron from point A(0, 2 cm) to point B(5cm, 9cm) in a region of electric field `vecE=10^(4) hatj V m^(-1)`

Text Solution

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`-11.2xx10^(-7)J`
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Knowledge Check

  • The work done in carrying an electron from point A to a point B in an electric is 10 MJ. The potential difference (V_(B)-V_(A)) is then

    A
    `+2kV`
    B
    `-2kV`
    C
    `+200V`
    D
    None of these

  • What is the work done in moving a unit positive charge from infinity to that point in electric field called?

    A
    Electric potential
    B
    Potential difference
    C
    Electric current
    D
    Electric circuits

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