An observer A and a charge Q are fixed in a stationary frame F1. An observer B is fixed in a frame F2, which is moving with respect to F1. (a) Both A and B will observe electric fields. (b) Both A and B will observe magnetic fields. (c) Neither A nor B will observe magnetic fields. (d) B will observe a magnetic field, but A will not.

An observer A and a charge Q are fixed in a stationary frame F1. An ob

1.	An observer A and a charge Q are fixed in a stationary frame F1. An observer B is fixed in a frame F2, which is moving with respect to F1. (a) Both A and B will observe electric fields. (b) Both A and B will observe magnetic fields. (c) Neither A nor B will observe magnetic fields. (d) B will observe a magnetic field, but A will not.
Answer» Correct Answer is: (a, d)

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