A Horizontal Wire of Length 3 $\degree$ S of WThe Earth's Magnetic Field Is Due North at This Point

question 42

Multiple Choice

A horizontal wire of length 3.0 m carries a current of 6.0 A and is oriented so that the current direction is 50 $\degree$ S of W.The Earth's magnetic field is due north at this point and has a strength of 0.14 x 10^-4 T.What is the size of the force on the wire?

• A)0.28 x 10^-4 N
• B)2.5 x 10^-4 N
• C)1.9 x 10^-4 N
• D)1.6 x 10^-4 N

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Definitions:

Periodic Inventory System

A periodic inventory system is an accounting method where inventory and cost of goods sold are calculated at set intervals, such as monthly or annually.

FIFO

A method of inventory valuation where the first items purchased are the first ones to be sold.

LIFO

A method of inventory valuation where the last items added to inventory are the first ones to be used or sold, standing for Last In, First Out.

Weighted-Average

A calculation method that takes into account the varying degrees of importance of the numbers in a dataset.