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Two spheres of radii 3 cm and 5 cm are c...

Two spheres of radii 3 cm and 5 cm are changed to potnetials 3000 and 4500 V respectively. They are then connected bya thin metallic wire. Calculate the loss of electric energy in this process. What happens to this energy?

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NN GHOSH-CAPACITORS-Exercise
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  4. A brass spheres of radius 10 cm is electrified to a potential of 24 kV...

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  9. Watert from a tap maintained at a potential of V is alllowed to fall b...

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  10. An insulated sphere of radius 10 cm has a positive charge of 20 nC and...

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  11. Calculate the potenital energy of a nanocoulomb charge when placed at ...

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  12. A parallel-plate capacitor is made up of 15 strips, each of 6 cm xx 4 ...

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  13. A parallel-plate capacitor is made up of 11 metal plates each of area ...

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  16. Assuming that the energy of a charged parallel plate capacitor is CV^(...

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  20. Find the capacitance of unit length of a cylindrical capacitor which h...

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  21. A parallel-plate capacitor is charged to a certain potential differenc...

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