An Electric Dipole Is Oriented Parallel to a Uniform Electric

question 19

Multiple Choice

An electric dipole is oriented parallel to a uniform electric field, as shown. It is rotated to one of the five orientations shown below. Rank the final orientations according to the change in the potential energy of the dipole-field system, most negative to most positive.

• A) 1, 2, 3, 4
• B) 4, 3, 2, 1
• C) 1, 2, 4, 3
• D) 3, then 2 and 4 tie, then 1
• E) 1, then 2 and 4 tie, then 3

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Definitions:

Midpoint Formula

A mathematical equation used to find the exact center point between two points on a line segment by averaging the x-coordinates and y-coordinates.

Price Elasticity

The measure of how much the quantity demanded of a good responds to a change in the price of that good.

Midpoint Formula

A method for calculating the elasticity of demand or supply by using the average percentage change in both quantity and price.

Price Elasticity

This measures how sensitive the quantity demanded of a good or service is to a change in its price.