47. The charge dq w ith inath insect ionoftherod(ofth ickness dx )is ρAdx where A =4 . 00 × 10 − 4 m 2 and ρ is the charge per unit volume. The number of (excess) electrons in the rod (of length L =2 . 00 m) is N = q/ ( − e )where e is given in Eq. 22-14. (a) In the case where ρ = − 4
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This note was uploaded on 11/12/2011 for the course PHYS 2001 taught by Professor Sprunger during the Fall '08 term at LSU.