From the graph deduce which of the following statements is correct.
A. For a current of 0.8 A the magnetic field is 13 mT
B. For larger currents, the magnetic field increases non-linearly.
C. For a current of 0.8A the magnetic field is 1.3 mT
D. There is not enough information to find the magnetic field corresponding to 0.8A current.
Answer:A
From the graph deduce which of the following statements is correct.
A. For a current of 0.8 A the magnetic field is 13 mT B. For larger currents, the magnetic field increases non-linearly. C. For a current of 0.8A the magnetic field is 1.3 mT D. There is not enough information to find the magnetic field corresponding to 0.8A current.