The Potential Energy at X = 8 M Is -2000

question 14

Multiple Choice

The potential energy at x = 8 m is -2000 V and at x = 2 m is +400 V. What is the magnitude and direction of the electric field?

• A) 200 V/m directed parallel to the +x-axis
• B) 300 V/m directed parallel to the +x-axis
• C) 400 V/m directed parallel to the +x-axis
• D) 500 V/m directed parallel to the +x-axis
• E) 600 V/m directed parallel to the +x-axis

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Definitions:

Language Rules

The guidelines that govern the use of language, including grammar, syntax, semantics, and pragmatics, to enable effective communication.

Vocabulary Growth

The process by which a person acquires and expands their range of words for use in communication.

Expressive Communication

The ability to convey or express thoughts, feelings, or information verbally or through non-verbal means.

Referential Style

A communication style predominant in early language development where children primarily use language to label objects.