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S is the surface of a lump of magnetic material.(a) Lines of B are necessarily continuous across S.(b) Some lines of B must be discontinuous across S.(c) Lines of H are necessarily continuous across S.(d) Lines of H cannot all be continuous across S. |
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Answer» (a), (d) (a) Lines of B are necessarily continuous across S. (d) Lines of H cannot all be continuous across S. |
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