A Straight Wire Is Bent into the Shape Shown

question 53

Multiple Choice

A straight wire is bent into the shape shown. Determine the net magnetic force on the wire when the current I travels in the direction shown in the magnetic field . ​ ​

• A)2IBL in the −z direction
• B)2IBL in the +z direction
• C)4IBL in the +z direction
• D)4IBL in the −z direction
• E)zero

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Definitions:

British Pound

The currency of the United Kingdom, used in Great Britain and Northern Ireland.

Uncovered Interest Parity

An economic theory that states the difference in interest rates between two countries equals the expected change in exchange rates between those countries' currencies.

Exchange Rate

The price of one country's currency expressed in another country's currency.

Interest Rates

The proportion of a loan that is charged as interest to the borrower, typically expressed as an annual percentage of the loan outstanding.