Suppose You Have Two Point Charges of Opposite Sign

question 12

Multiple Choice

Suppose you have two point charges of opposite sign.As you move them farther and farther apart,the potential energy of this system relative to infinity

• A) increases.
• B) decreases.
• C) stays the same.

---

Definitions:

Effective Spread

The measure of the actual cost of a trading transaction, calculated as the difference between the executed trade price and the midpoint of the best bid and ask quotes at the time of the trade.

SEC

The U.S. Securities and Exchange Commission, a federal agency responsible for enforcing federal securities laws and regulating the securities industry.

Tick Size

The minimum price movement of a trading instrument in the market, which can affect the precision of price and order placement.

Bid-Ask Spread

The difference between the highest price a buyer is willing to pay (bid) and the lowest price a seller is willing to accept (ask) for an asset.