The Diagram Shows Two Small Paramagnetic Spheres, One near Each

question 25

Multiple Choice

The diagram shows two small paramagnetic spheres, one near each end of a bar magnet. Which of the following statements is true?

• A) The force on 1 is toward the magnet and the force on 2 is away from the magnet
• B) The force on 1 is away from the magnet and the force on 2 is away from the magnet
• C) The forces on 1 and 2 are both toward the magnet
• D) The forces on 1 and 2 are both away from the magnet
• E) The magnet does not exert a force on either sphere

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Definitions:

Long-run Average Total Cost

The average total cost of production when all inputs, including capital, are variable, typically illustrating economies of scale.

Marginal Cost

The increased cost resulting from the creation of one more unit of a good or service.

Average Total Cost

The total cost of production divided by the quantity produced, indicative of the cost per unit of output.

Total Cost

The combined total of all costs associated with generating goods or services, covering both fixed and variable expenses.