( ( ( YP ( Electric Field ) ) ( ( ( ( ( simulates up ) ( to ( 26 ( electric charges ) ) ) ) ( -LRB- ( ( located ( in ( the ( same plane ) ) ) ) -RRB- ) ) ) and ) ( draws ( ( the lines ) ( of force ) ) ) ) ) ( , ( ( ( ( the ( equipotential lines ) ) and ) ( the ( electric field ) ) ) ( ( vectors ( in ( ( the area ) ( surrounding ( the ( point charges ) ) ) ) ) ) . ) ) ) )
(ROOT (S (S (NP (NNP YP) (NNP Electric) (NNP Field)) (VP (VP (VBZ simulates) (PRT (RP up)) (PP (TO to) (NP (CD 26) (JJ electric) (NNS charges)))) (PRN (-LRB- -LRB-) (VP (VBN located) (PP (IN in) (NP (DT the) (JJ same) (NN plane)))) (-RRB- -RRB-)) (CC and) (VP (VBZ draws) (NP (NP (DT the) (NNS lines)) (PP (IN of) (NP (NN force))))))) (, ,) (NP (NP (DT the) (JJ equipotential) (NNS lines)) (CC and) (NP (DT the) (JJ electric) (NN field))) (VP (VBZ vectors) (PP (IN in) (NP (NP (DT the) (NN area)) (VP (VBG surrounding) (NP (DT the) (NN point) (NNS charges)))))) (. .)))
YP Electric Field simulates up to 26 electric charges (located in the same plane) and draws the lines of force, the equipotential lines and the electric field vectors in the area surrounding the point charges.
(ROOT (S (SBAR (IN Since) (S (NP (DT the) (JJ electric) (NN field) (NNS lines)) (VP (VBP point) (ADVP (RB radially)) (ADVP (RB away) (PP (IN from) (NP (DT the) (NN charge))))))) (, ,) (NP (PRP they)) (VP (VBP are) (ADJP (JJ perpendicular) (S (VP (TO to) (VP (VB equipotential) (NP (NNS lines))))))) (. .)))