A Resistor Is Made of a Material That Has a Resistivity

question 16

Multiple Choice

A resistor is made of a material that has a resistivity that is proportional to the current going through it.If the voltage across the resistor is doubled,what happens to the power dissipated by it?

• A) It doubles.
• B) It quadruples.
• C) It increases by a factor of 2^3/2.
• D) It increases by a factor of 2^1/2.

---

Definitions:

Free-rider Problem

A situation in which individuals consume a good without paying for it, relying on others to bear the cost, which can lead to underprovision of the good.

Private Good

A product or service that is excludable and rivalrous, meaning its use by one individual prevents others from using it, and it can be kept exclusive to those who pay for it.

Marginal Cost

The rise in cost resulting from the manufacture of an additional unit of a product or service.

Public Good

A product or service that is non-excludable and non-rivalrous, meaning that one's use of the good does not reduce its availability to others.