Three Equal Negative Point Charges Are Placed at Three of the Corners

question 23

Multiple Choice

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

• A) A
• B) B
• C) C
• D) D
• E) The field is equal to zero at point P.

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Definitions:

Falling

The process or action of moving downwards, typically used in economics to describe a decrease in prices or values.

Short Run

In economics, the short run refers to a period during which at least one of a firm's inputs cannot be changed, limiting its capacity to adjust to demand changes.

Long Run

A period during which all factors of production and costs are variable, allowing full adjustment to any change in market conditions.

Average-Total-Cost Curve

A graphical representation showing the relationship between the average total cost of producing a good and the quantity of the good produced.