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Parallel Plate Capacitor

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There is a parallel plate capacitor of capacitances 2.0muF . The voltage between the plates of parallel plate capacitor is changing at the rate of 6.0Vs^-1 . What is the displacement current in the capacitor?

Define capacitance of a parallel plate capacitor,Derive an expression for the capacitance of a parallel plate capacitor with dielectric of thickness "t," where "(t

Knowledge Check

  • The capacity of a parallel plate capacitor is 10 muF , when the distance between its plates is 8 cm. If the distance between the plates is reduced to 4 cm, the new capacity of the parallel plate capacitor will be

    A
    `5 mu F`
    B
    `10 mu F`
    C
    `20 muF`
    D
    `40 muF`

  • A parallel plate capacitor is charged by connecting is plates to the terminals of a battery. The battery remains connected to the condenser plates and a glass plate is interposed between the plates of the capacitor, then

    A
    The charge increases while the potential difference remains constant
    B
    the charge decreases while the potential difference remains constant
    C
    the charge decreases while the potential difference increases
    D
    the charge increases while the potential difference decreases

  • In the reported figure, a capacitor is formed by placing a compound dielectric between the plates of parallel plate capacitor. The expression for the capacity of the said capacitor will be : (Given area of plate = A)

    A
    `(15)/(34) (K epsilon_(0)A)/(d)`
    B
    `(15)/(6) (K epsilon_(0) A)/(d)`
    C
    `(25)/(6) (K epsilon_(0) A)/(6)`
    D
    `(9)/(6) (K epsilon_(0) A)/(d)`

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    Derive a relation for capacitance of a parallel plate capacitor with dielectric slab of thickness t filled between the plates. Or. Write expression for capacitance of a parallel plate capacitor and explain the effect of dielectrics on capacitance.

    Derive an expression for the capacitance of a parallel plate capacitor. Explain the effect of dielectrics on capacitance of this capacitor. Or. Derive expression for capacitance of a parallel plate capacitor. Explain the effect of dielectrics on its capacitance.

    The plates of a parallel plate capacitor are charged by a battery and the battery is disconnected after the charging. Now, the plates are placed as shown in the figure. Then (plates are not parallel to each other). .

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