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Q charge is distributed uniformly throug...

Q charge is distributed uniformly through the volume of a sphere of radius R, The energy of the system will be—

A

`1/(4piepsilon_0)(3Q^2)/R`

B

`1/(4piepsilon_0)(3Q^2)/(5R)`

C

`1/(4piepsilon_0)(Q^2)/(2R)`

D

`1/(4piepsilon_0)(2Q^2)/R`

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UNITED BOOK HOUSE-MODEL PAPER SET-03-EXERCISE
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  2. What is the equivalent capacitance for the given circuit?

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  4. Which is not the unit of magnetic permeability?

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  12. Which of the following is not a semiconductor?

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