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| abstraction > mathematical concept > number > constant > fundamental physical constant > universal constant > magnetic constant |
| magnetic constant (μ0) | ||||
| subject | fact | |||
| magnetic constant | has symbol μ0 | ![]() |
| has value 4π × 10-7 = 12.566 370 614 × 10-7 N A-2 | ![]() | |
| has uncertainty 0 | ![]() | |
| is an instance of universal constant | ![]() | |
| fundamental physical constant | has accuracy | ![]() |
| has unit | ![]() |