PROGRAMMED LEARNING
ELECTROSTATIC POTENTIAL AND CAPACITANCE   SUBAS.A.JOSE, GHSS VATTENAD, KOOTTANAD, PALAKKAD
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Name of the student *
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1. The electric potential energy associated with unit positive charge kept at a point is called............ *
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2. Electric field is a vector quantity while electric potential is a scalar quantity.  Whether the statement is true or false? *
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3. What is the unit of potential difference? *
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4. In bringing an electron towards another electron, the electrostatic potential energy of the system *
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5. Electrostatic potential at a point is proportional to *
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6. Electric potential at a point due to an electric dipole proportional to *
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7.  Electron volt is the unit of *
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8. An electron initially at rest is accelerated through a potential difference of 1 volt. The kinetic energy acquired by the electron is..... *
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9. Select which one of the following is correct. *
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10. Whether the statement is' True' or' False'? Work done to a move  a  charge on a equipotential surface is zero. *
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11. An electric dipole is placed in a uniform electric field. Its potential energy will be minimum when the angle between the dipole moment and electric field is *
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12. The work done in rotating a dipole from the parallel to the perpendicular direction with the electric field is... *
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13. Electric field is the.................... *
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14. From the following formula , which is the correct one use in parallel plate capacitor? *
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15. Whether the statement is 'True" or 'False". Potential energy is a stored energy. *
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16. Choose a wrong statement from the following statements. (A) Charge given to a conductor resides on its outer surface (B) Electric field within a conductor  is not zero (c)The surface of a charged conductor is an equipotential surface *
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17. water molecule is a polar molecule. 'True' or' False' *
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18. unit of capacitance is.......... *
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19. What is the S.I unit of capacitance? *
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20. Choose the correct relation from the following equations. *
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21. Capacitance of earth is.......... *
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22. If the capacitance of the sphere is 1 farad. What is the radius of the sphere? *
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23. A device to store electric charge is called....... *
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24. Capacitor stores electrical energy in the.......... *
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25. The ratio of effective capacitance of two equal capacitors connected in series to connected in parallel is *
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26. A parallel plate capacitor is charged and then isolated. What is the effect of increasing the plate separation on capacitance *
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27. When dielectric medium is introduced between the plates of a charged capacitor, the electric field between the plates *
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28. A parallel plate capacitor with an oil of dielectric constant 2 between the plates has a capacitance 'C'. If the oil is removed, then the capacitance become.... *
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29. Expression for capacitance of parallel plate capacitor is *
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30. Choose the formula for the energy density of the capacitor *
1 point
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