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| 1986年CUSPEA 试题(一)(英文) | |
| 摘 要： | PART ACLASSICAL PHYSICS(4 hours )Do 5 of the 6 problemsA1 A sphere of radius R and of relative permeability μ is placed in a region of time-independent initiallyuniform magnetic flux-density B0 in the z-direction. The dielectric constant is unity through… |
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