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A magnetized sewing needle has a magnetic moment of 12.48 mA · m2. At its location, the Earth’s magnetic field is 57.7 µT northward at 48.0° below the horizontal.(a) Identify the orientation of the needle that represent the minimum potential energy.north at 48.0° below the horizontalsouth at 48.0° below the horizontalsouth at 48.0° above the horizontal(b) Identify the orientation of the needle that represent the maximum potential energy of the needle–field system.north at 48.0° below the horizontalsouth at 48.0° below the horizontalsouth at 48.0° above the horizontal(c) How much work must be done on the system to move the needle from the minimum to the maximum potential energy orientation? µJ

Answer to 8023050 A magnetized sewing needle has a magnetic moment of 12.48 mA · m2. At its location,the Earth’s magnetic field is 57.7 µT northward at 48.0° below the horizontal.(a) Identify…

 
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