OCR Text |
Show B Varlaiin or tiie ila ja-!. H La Xaiurc notes the following H curious aud inttrw-llii iieuomeoa: H "Tiro rail rays, one the Sceaux Hue H and the other the Cienture, past H within a oonip-iritively chort dis- H taucooftbe MonUourUobervatory, H Paris, the former Una being about H eighty meters distant Had the litter B but some tixty ruttcm. Ilarim: the E pipage ef trains ou the Cienture BKJj line, which Is m-antt t' tbe ob serv&tory, tiie bi filar magnet k B found to l dir.turU-1, and its oci)U- B tkms are registered hotoraivhicai- H 1 . iy, iudeed, tbe uiovemenbi are to BBa tegular thit Uie curve clearly indi- H cites tbe exact time o( each train H pissing tiie obwrriilory. Hj "This phenomenon i due to tbe H fact that as the line crosses the di- B rectlonofthemagneticmiridiantbe BBC I wheel tires of the carriage tieevme BBBB magnetized by induction and to pro- BBBB duce, in ooaequence of Uie law ol BBS magnetL'm. a deviation of the blAla BBBB ijt magneL The trains on Uie Sceaux BBf line give rL-e to a phenomenon not BBBB less enrious. Whenever tbe engine BBM 1 driver blows off (team the eieetro- BBB I meter Is partly discharged, the t-let- BBB I t tncal otenUal of Uie air filling to BBBB J about oue-htlf of IU original value. BBBB r- These diturbances are brought for- BBBB ' ' ward by the director of the Paris BBBBa jf obrvatory in order to oppose the t scheme which is now proposed of extending Uie railway from Sceaux BHBB Mm tothePlicode ilodick." |