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What is the magnitude of the magnetic field (in Tesla) required to suspend a straight wire of mass 200 g and length 1.5 m, carrying a current of 2 A, in mid-air?

Options

  1. A0.65 Tesla
  2. B0.45 Tesla
  3. C1.20 Tesla
  4. D0.25 Tesla

Correct answer

A. 0.65 Tesla

Step-by-step solution

Correct Option is : (A) 0.65 Tesla

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