Assertion: unit's relation | /r/HasProperty | true
Facets:
value: at calculation
type: MANNER
value: over an interval of time
type: TEMPORAL
Source sentences:
text: Where alternating current is applied to the circuit (or where the resistance value is a function of time), the relation above is true at any instant but calculation of average power over an interval of time requires integration of "instantaneous" power over that interval.