A +20-NC Point Charge Is Placed on the X Axis

question 49

Multiple Choice

A +20-nC point charge is placed on the x axis at x = 2.0 m, and a −25-nC point charge is placed on the y axis at y = −3.0 m. What is the direction of the electric field at the origin?

• A) 209°
• B) 61°
• C) 29°
• D) 241°
• E) 151°

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Definitions:

Reinforcement

In behavioral psychology, a concept referring to any process that increases the likelihood of a particular response or behavior by providing a reward.

Durable Change

Long-lasting alteration in behavior or knowledge due to experience or learning.

Initial Stage

The earliest phase in a process or sequence, often characterized by the first signs or actions that mark the beginning of something.

Conditioned Response

A learned response to a previously neutral stimulus that becomes associated with an unconditioned stimulus.