A Circular Coil of Copper Wire Is Lying Flat on a Horizontal

question 64

Multiple Choice

A circular coil of copper wire is lying flat on a horizontal table.A bar magnet is held above the center of the coil with its south pole downward.The magnet and the coil are now both raised upward with the same velocities.As viewed from above,what is the direction of the current induced in the coil as the magnet approaches the coil?

• A)counterclockwise
• B)clockwise
• C)No current is induced in the coil.
• D)An emf but no current is induced in the coil.

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Fluctuating Price

A price that changes frequently due to market conditions, demand, and supply.

Negotiated

Reached through discussion and compromise between parties, typically resulting in a formal agreement or contract.

Authorized

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Shelter Principle

In commercial law, a rule that allows a person who acquires goods in good faith to retain them, even if the sale was not authorized by the owner.