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Electrostatics ...

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  • Question 1
    4 / -1

    A spherical drop of capacitance 1 µF is broken into eight drops of equal radius. Then, the capacitance of each small drop is

  • Question 2
    4 / -1

    Two capacitors each of capacity 2 µF are connected in parallel. If they are connected to 100 V battery, then energy stored in them is

  • Question 3
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    A dielectric slab is inserted between the plates of an isolated charged capacitor. Which of the following quantities remain unchanged?

  • Question 4
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    If eight similar charge drops combine to form a bigger drop, then the ratio of capacitance of bigger drop to that of smaller drop will be

  • Question 5
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    A capacitor having capacity of 2µF is charged to 200 V and then the plates of the capacitor are connected to a resistance wire. The heat produced in joule will be

  • Question 6
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    In this diagram, the PD between A and B is 60 V. The PD across 6µF capacitor is

  • Question 7
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    The equivalent capacitance of the combination shown in figure below is

  • Question 8
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    Minimum number of 8µF and 250 V capacitors are used to make a combination of 16 µF and 1000 V are

  • Question 9
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    A capacitor of capacitance 1µF . is filled with two dielectrics of dielectric constants 4 and 6. What is the new capacitance?

  • Question 10
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    How many 6 µF, 200 V condensers are needed to make a condenser of 18 µF, 600 V?

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