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jeanettedavis84 jeanettedavis84
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6 years ago
A circular coil (radius = 0.40 m) has 160 turns and is in a uniform magnetic field. When the orientation of the coil is varied through all possible positions, the maximum torque on the coil by magnetic forces is 0.16 N  m when the current in the coil is 4.0 mA. What is the magnitude of the magnetic field?
 a. 0.37 T
  b. 1.6 T
  c. 0.50 T
  d. 1.2 T
  e. 2.5 T
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6 years ago
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