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:

Metabolic Rate

The rate at which energy is expended by the body to maintain basic physiological functions and to perform activities.

Thyroid

A gland in the neck that produces hormones regulating the body's metabolic rate as well as heart and digestive function, muscle control, brain development, and bone maintenance.

Endocrine System

The network of glands and organs in the body that produce hormones to regulate various bodily functions.

Steroid Hormones

A class of hormones synthesized from cholesterol, including androgens, estrogens, and corticosteroids, which play various roles in the body's functioning.