The Figure Shows a Steady Electric Current Passing Through a Wire

question 938

Multiple Choice

The figure shows a steady electric current passing through a wire with a narrow region.What happens to the drift velocity of the moving charges as they go from region A to region B and then to region C?

• A) The drift velocity decreases from A to B and increases from B to C.
• B) The drift velocity increases all the time.
• C) The drift velocity remains constant.
• D) The drift velocity decreases all the time.
• E) The drift velocity increases from A to B and decreases from B to C.

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Definitions:

Market Rate

The prevailing interest rate available in the marketplace on a particular debt instrument or the current price of goods, services, or securities.

Contract Rate

The agreed-upon interest rate specified in a contract, such as a loan or bond, which determines the periodic interest payments.

Premium

An amount paid in excess of the nominal or face value, often in relation to insurance policies, bonds, or shares.

Effective Interest Rate

The actual return on an investment, taking into account the effect of compounding interest as opposed to the nominal rate.