Four Charged Particles (Two Having a Charge $+ Q$ And Two Having a Charge

question 7

Multiple Choice

Four charged particles (two having a charge $+ Q$ and two having a charge $- Q$ ) are arranged in the $x y$ -plane as shown in the figure. The charges are all equidistant from the origin. The amount of work required to move a positively charged particle from point $P$ to point $O$ (both of which are on the $z$ -axis) is

• A) positive.
• B) negative.
• C) zero.
• D) depends on the path in which the charged is moved.

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Definitions:

Accounts Receivable Turnover

A financial ratio that measures how efficiently a company collects revenue from its customers by comparing net credit sales to average accounts receivable.

Net Credit Sales

The total revenue from sales made on credit, minus returns and allowances, over a specific period.

Accounts Receivable

A financial record representing the money owed to a company by its customers for goods or services delivered on credit.

Profitability Ratio

A category of financial metrics used to assess a business's ability to generate earnings relative to its revenue, assets, equity, or other financial aspects.