Assertion: galvanometer | /r/CapableOf | measure potential difference
Facets:
value: in a circuit
type: LOCATION
value: without perturbing the currents
type: MANNER
Source sentences:
text: Figure 33: Circuit diagram for a galvanometer measuring potential difference.
text: If this current is small then the galvanometer can measure potential differences in a circuit without significantly perturbing the currents flowing around that circuit.