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  • 20-12-2022
  • Physics
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A magnetic field of 37.2 T has been achieved at the MIT Francis Bitter National Magnetic Laboratory. Find the current needed to achieve such a field
a) 2.00 cm from a long straight wire
b) At the centre of a circular coil of radius 42.0 cm that has 100 turns
c) Near the center of a solenoid with radius 2.40 cm, length 32.0 cm and 40000 turns

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