FIGURE 19-9 -Three Equal Point Charges Are Placed at Three of the Three

question 11

Multiple Choice

FIGURE 19-9
-Three equal point charges are placed at three of the corners of a square of side d as shown in Figure 19-9. Which of the arrows shown represents the direction of the net electric field at the center of the square?

• A) A
• B) B
• C) C
• D) D
• E) none of the above

---

Definitions:

Positive Amount of Unemployment

A situation where there is a nonzero level of unemployment in the economy, often considered normal due to frictions and transitions in the job market.

Market-clearing Wage

The wage rate at which the quantity of labor supplied equals the quantity of labor demanded.

Market-clearing Wage

The wage rate at which the quantity of labor supplied is equal to the quantity of labor demanded.

Efficiency Wage

A higher-than-market wage that a firm pays to increase worker productivity and reduce turnover.