Two Long Parallel Wires Placed Side-By-Side on a Horizontal Table

question 95

Multiple Choice

Two long parallel wires placed side-by-side on a horizontal table carry identical size currents in opposite directions. The wire on your right carries current directly toward you, and the wire on
Your left carries current directly away from you. From your point of view, the magnetic field at a
Point exactly midway between the two wires

• A) points away from you.
• B) points upward.
• C) is zero.
• D) points downward.
• E) points toward you.

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Definitions:

Allocative Efficiency

A state of resource allocation where it is impossible to make any one individual better off without making at least one individual worse off.

Productive Efficiency

A condition in which an economy or entity is utilizing all its resources efficiently, producing maximum output for a given set of inputs without waste.

Demand (D)

The quantity of a good or service that consumers are willing and able to purchase at various prices during a certain period of time.

Supply (S)

The total amount of a good or service that is available for purchase at any given price level in a market.