A Charge Q Is Spread Uniformly Along the Circumference of a Circle

question 42

Multiple Choice

A charge Q is spread uniformly along the circumference of a circle of radius R.A point particle with charge q is placed at the center of this circle.The total force exerted on the particle q can be calculated by Coulomb's law:

• A)if you use R for the distance
• B)if you use 2R for the distance
• C)if you use 2\(\pi\)R for the distance
• D)and the result of the calculation is zero
• E)none of the above

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Definitions:

Appetite

The natural desire to satisfy bodily needs for food, influenced by psychological, physiological, and environmental factors.

Self-Confidence

One's belief in their own abilities or judgment, enabling them to face new challenges or undertake tasks.

Disinhibitor

An agent or factor that reduces inhibition, leading to the expression of behaviors normally suppressed.

Aggressive Behavior

Actions that are initiated with the intent to cause harm or injury to another person or to destroy property.