Assuming That There Are 0

question 79

Multiple Choice

Assuming that there are 0.845 * 10²⁹ electrons per m³ in a wire with cross sectional area 69 mm² and drift velocity 4.12 * 10^-8 m/s,what is the current in the wire?

• A)25 mA
• B)38 mA
• C)33 mA
• D)30 mA
• E)18 mA

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Definitions:

Perfect Competitor

An idealized firm that has no market power and operates in a market with many buyers and sellers where all have perfect information.

Income Effect

It refers to the change in an individual's or economy's income and how that change will affect the quantity demanded of a good or service.

Utility Maximizing

A concept in economics that refers to the idea that individuals choose to allocate their resources in a way that maximizes their utility or satisfaction.

Wage Increase

An upsurge in the rate of pay employees receive for their labor, typically expressed as a percentage increase over current wages.