Assertion: permeability's value | /r/HasProperty | determined
Facets:
value: experimentally
type: DEGREE
Source sentences:
text: On 20 May 2019, a revision to the SI system went into effect, making the vacuum permeability no longer a constant but rather a value that needs to be determined experimentally; 4π ×
text: By varying the values of the other legs in the bridge (so as to bring the bridge into balance), the value of the unknown capacitor is determined.