A Thin Spherical Copper Shell of Radius 9

question 68

Short Answer

A thin spherical copper shell of radius 9.5 cm carries an excess charge of -4.2 nC. How many excess electrons are on (a) the outer surface of the shell, and (b) the inner surface? (e = 1.60 × 10^-19C)

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Definitions:

Net Cash

The amount of cash available after adjusting for cash inflows and outflows over a given period.

Financing Activities

Transactions and events that involve raising funds for the company and repaying funds to investors, such as issuing stock or borrowing.

Cash Dividend

A payment made by a company out of its profits to shareholders in the form of cash.

Financing Activities

Activities that result in changes in the size and composition of the equity and/or borrowings of a company.