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EEE :: Electrostatics

  1. The units of capacitance are

  2. A.

     volts/coulomb

    B.

     coulombs/volt

    C.

     ohms

    D.

     henry/Wb

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  3. This mention statement is associated with "The surface integral of the normal component of the electric displacement D over any closed surface equals the charge enclosed by the surface".

  4. A.

     Gauss's law

    B.

     Kirchhoff's law

    C.

     Faraday's law

    D.

     Lenz's law

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  5. Which of the following capacitors has relatively shorter shelf life ?

  6. A.

     Mica capacitor

    B.

     Electrolytic capacitor

    C.

     Ceramic capacitor

    D.

     Paper capacitor

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  7. Which of the following capacitor is preferred in case of single phase motor ?

  8. A.

     Mica capacitor

    B.

     Paper capacitor

    C.

     Electrolytic capacitor

    D.

     Ceramic capacitor

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  9. In the case of a lossy capacitor, its series equivalent resistance value will be

  10. A.

     small

    B.

     very small

    C.

     large

    D.

     zero

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  11. The unit of dielectric strength is given by

  12. A.

     V/m

    B.

     V2/m

    C.

     m/V

    D.

     m/V2

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  13. Dielectric constant for mica is nearly

  14. A.

     200

    B.

     100

    C.

     3 to 8

    D.

     1 to 2

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  15. "The total electric flux through any closed surface surrounding charges is equal to the amount oflcharge enclosed".
    The above statement is associated with

  16. A.

     Coulomb’s square law

    B.

     Gauss’s law

    C.

     Maxwell’s first law

    D.

     Maxwell’s second law

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  17. “The surface integral of the normal component of the electric displacement D over any closed surface equals the charge enclosed by the surface”.
    The above statement is associated with

  18. A.

     Gauss’s law

    B.

     Kirchhoff's law

    C.

     Faraday’s law

    D.

     Lenz’s law

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  19. Which is the most superior dielectric out of the following ?

  20. A.

     Air

    B.

     Glass

    C.

     Bakelite

    D.

     Paper

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