The figure shows a cross section of three parallel wires each carrying a current of 20 A. The currents in wires A and B are out of the paper, while that in wire C is into the paper. If the distance R = 5.0 mm, what is the magnitude of the force on a 2.0-m length of wire A? 
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The body's defense mechanism against foreign substances, infections, and diseases.
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A strong feeling of happiness or euphoria, often used to describe a drug (MDMA) that can induce such feelings.
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The continuous use of a substance or engagement in a behavior for an extended period, which may lead to various outcomes depending on the context.
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A significant discrepancy between a student's potential capabilities and their actual performance, often due to various factors such as learning disabilities, lack of motivation, or inadequate teaching methods.
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