The Work Required to Carry a Particle with a Charge

question 3

Multiple Choice

The work required to carry a particle with a charge of 6.0-C from a 5.0-V equipotential surface to a 6.0-V equipotential surface and back again to the 5.0-V surface is:

• A) zero
• B) 1.2 * 10^-5 J
• C) 3.0 * 10^-5 J
• D) 6.0 * 10^-5 J
• E) 6.0 *10^-6 J

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Definitions:

Variable Cost

Costs that vary directly with the level of production or service activity, such as materials and labor costs, unlike fixed costs which remain constant regardless of activity levels.

Fixed Cost

Represents business expenses that remain constant regardless of the level of production or sales activity, such as rent, salaries, and insurance premiums.

Unit Variable Cost (UVC)

Variable cost expressed on a per unit basis for a product.

Variable Cost (VC)

The sum of the expenses of the firm that vary directly with the quantity of a product that is produced and sold.