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Old Jan 15th 2009, 08:15 PM   #1
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Exclamation magnetic field

A straight wire of length 15 cm carries a current of 4 amp. The wire is oriented perpendicularly to a magnetic field of magnitude 0.5 tesla. What is the magnitude and direction of the force experienced by the wire?
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Old Jan 17th 2009, 05:32 AM   #2
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use
F=BxIxL
F=(0.5)(4)(15/100)

and direction depends on diagram
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