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A straight horizontal copper wire has a current I=28 A flowing through it. What is the mimimum magnitude of magnetic field required to suspend the wire in air by balancing the gravitational force acting on it?Given: the linear density of wire is 46.6 g/m |
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Answer» A straight horizontal copper wire has a current I=28 A flowing through it. What is the mimimum magnitude of magnetic field required to suspend the wire in air by balancing the gravitational force acting on it? |
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