Assertion: magnetic field's core | /r/HasProperty | clipped onto wire
Facets:
value: to induce a voltage
type: PURPOSE
value: to measure the current in it
type: PURPOSE
Source sentences:
text: A current clamp is a type of transformer with a split core which can be spread apart and clipped onto a wire or coil to either measure the current in it or, in reverse, to induce a voltage.