( ( ( ( Two ( positive ( point charges ) ) ) ( of ( equal magnitude ) ) ) ( -LRB- ( ( 1 C ) -RRB- ) ) ) ( ( are ( ( placed ( ( ( ( at ( ( the points ) ( -LRB- ( 2,0 -RRB- ) ) ) ) and ) ( -LRB- ( -2,0 -RRB- ) ) ) ( in ( a ( coordinate system ) ) ) ) ) ( where ( distance ( is ( specified ( in meters ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (NP (NP (CD Two) (JJ positive) (NN point) (NNS charges)) (PP (IN of) (NP (JJ equal) (NN magnitude)))) (PRN (-LRB- -LRB-) (NP (QP (CD 1) (CD C))) (-RRB- -RRB-))) (VP (VBP are) (VP (VBN placed) (PP (PP (IN at) (NP (NP (DT the) (NNS points)) (PRN (-LRB- -LRB-) (NP (CD 2,0)) (-RRB- -RRB-)))) (CC and) (PRN (-LRB- -LRB-) (NP (CD -2,0)) (-RRB- -RRB-)) (PP (IN in) (NP (DT a) (JJ coordinate) (NN system)))) (SBAR (WHADVP (WRB where)) (S (NP (NN distance)) (VP (VBZ is) (VP (VBN specified) (PP (IN in) (NP (NNS meters))))))))) (. .)))
Two positive point charges of equal magnitude (1 C) are placed at the points (2,0) and (-2,0) in a coordinate system where distance is specified in meters.
(ROOT (S (NP (NNP Distance)) (VP (VBZ is) (VP (VBN defined) (PP (IN as) (NP (NP (DT the) (NN magnitude) (CC or) (NN size)) (PP (IN of) (NP (NP (NN displacement)) (PP (IN between) (NP (CD two) (NNS positions))))))))) (. .)))