A solenoid has 400 turns per meter of length, and it carries a current of 2.5 A. A small circular coil of wire is placed

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answerhappygod
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A solenoid has 400 turns per meter of length, and it carries a current of 2.5 A. A small circular coil of wire is placed

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A solenoid has 400 turns per meter of length, and it carries a current of 2.5 A. A small circular coil of wire is placed inside the solenoid with its diameter along the axis of the solenoid. The circular coil has 10 turns and a radius of 0.02 m. There is a current of 0.5 A in the coil. Find the torque exerted on the coil.
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