Assertion: galvanometer's needle | /r/HasProperty | either a large magnet
Facets:
value: comparatively
type: MANNER
value: several inches in length
type: OTHER
Source sentences:
text: In the early forms of movable needle galvanometer the needle was either a comparatively large magnet several inches in length, or else a smaller magnet was employed carrying a long pointer which moved over a scale of degrees so as to indicate the deflexion.