( ( E Electromagnet ) ( ( Device ( ( in which ) ( ( ( ( ( an ( electric Current ) ) , ) ( passing ( through ( ( a ( wire coil ) ) ( wrapped ( around ( a ( soft ( iron core ) ) ) ) ) ) ) ) ) , ) ( produces ( a ( Magnetic Field ) ) ) ) ) ) . ) )
(ROOT (S (NP (NNP E) (NNP Electromagnet)) (VP (VBZ Device) (SBAR (WHPP (IN in) (WHNP (WDT which))) (S (NP (NP (DT an) (JJ electric) (NN Current)) (, ,) (VP (VBG passing) (PP (IN through) (NP (NP (DT a) (NN wire) (NN coil)) (VP (VBN wrapped) (PP (IN around) (NP (DT a) (JJ soft) (NN iron) (NN core))))))) (, ,)) (VP (VBZ produces) (NP (DT a) (JJ Magnetic) (NN Field)))))) (. .)))
E Electromagnet Device in which an electric Current , passing through a wire coil wrapped around a soft iron core, produces a Magnetic Field .
(ROOT (S (NP (NP (DT A) (NN solenoid) (CC or) (NN coil)) (VP (VBN wrapped) (PP (IN around) (NP (NN iron) (CC or) (JJ certain) (JJ other) (NNS metals))))) (VP (MD can) (VP (VB form) (NP (DT a) (PRN (-LRB- -LRB-) (NP (NN n)) (-RRB- -RRB-)) (NN electromagnet)))) (. .)))
A solenoid or coil wrapped around iron or certain other metals can form a(n) electromagnet.