Find an expression for the volume charge density

Reference no: EM13251358

A spherical ball of charge has radius R and total charge Q. The electric field strength inside the ball (r?R) is E(r)= Emax=(r4/R4)

A) What is Emax in terms of Q and R? Express your answer in terms of the variables Q, R, and appropriate constants.

B) Find an expression for the volume charge density ?(r) inside the ball as a function of r. Express your answer in terms of the variables Q, r, R, and appropriate constants.

Reference no: EM13251358

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