Nature . electrical tension ol three luillion volis. At this tension,)\tmospheric air ai oixlinary pi-essure behaves like a fairlyf;ood condiii 101, .mil exhibits an initial lesislance of lessthun a ihousanil ohms between poinied terminals live orsix inches a)>«ii. Resistances of distilled waiei, or ofordinary city walci, contained in i;lass tubes, ol lenutbnot cxi enlin); six or seven feel, cannot be emploved ;for a passe inside the tubes close 10 the walls — ihii>ii,i;h a layer of aii and ihe heated air•battels tlir iiibcv The sjwik will lilieen or moreinches ov


Nature . electrical tension ol three luillion volis. At this tension,)\tmospheric air ai oixlinary pi-essure behaves like a fairlyf;ood condiii 101, .mil exhibits an initial lesislance of lessthun a ihousanil ohms between poinied terminals live orsix inches a)>«ii. Resistances of distilled waiei, or ofordinary city walci, contained in i;lass tubes, ol lenutbnot cxi enlin); six or seven feel, cannot be emploved ;for a passe inside the tubes close 10 the walls — ihii>ii,i;h a layer of aii and ihe heated air•battels tlir iiibcv The sjwik will lilieen or moreinches over the of water, in pielcirncc to |>assin);. ; is a photo^;ranhof such a spaik ; over the surface of water. Tneterminals of the machine weir iuMiiersed in the w-Her,l»(\een inches apait The photoj;iaph shows the irtlection.


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Keywords: ., bookcentury1800, booksubjectnaturalhistory, booksubjectscience