The New Encyclopaedia Britannica: Macropaedia (19 v.)Encyclopaedia Britannica, 1983 - Encyclopedias and dictionaries |
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Page 288
... millimetres of mercury , the cathode is covered by cesium . A small interelectrode spacing of one mil is re- quired to limit the loss from back scattering of electrons . A suitable cathode temperature is in the 1,500 ° to 1,800 ° C ...
... millimetres of mercury , the cathode is covered by cesium . A small interelectrode spacing of one mil is re- quired to limit the loss from back scattering of electrons . A suitable cathode temperature is in the 1,500 ° to 1,800 ° C ...
Page 429
... millimetres ) are extruded as wire from a press at a diameter of about 16 inch ( 4.8 millimetres ) . This wire can be reduced on normal wiredrawing ma- chines to as fine as 0.2 millimetre . Tin wire is used for electrical fuses and ...
... millimetres ) are extruded as wire from a press at a diameter of about 16 inch ( 4.8 millimetres ) . This wire can be reduced on normal wiredrawing ma- chines to as fine as 0.2 millimetre . Tin wire is used for electrical fuses and ...
Page 709
... millimetres in length ; their anterior wings range from 4 to 20 millimetres in length , providing wing spans of 8 to 40 millimetres . The wings at rest are folded rooflike over the body . One family ( Hydroptilidae ) , commonly known as ...
... millimetres in length ; their anterior wings range from 4 to 20 millimetres in length , providing wing spans of 8 to 40 millimetres . The wings at rest are folded rooflike over the body . One family ( Hydroptilidae ) , commonly known as ...
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19th century actors adiabatic process applied audience broadcasting cable called camera carpels carrier centimetres centre channels chemical chrominance circuit classical colour commedia dell'arte communications court device drama drugs early effect eigenvalues electrical electrons energy engine entropy Eocene equation Europe fabrics fibres Figure film frequency Germany Greek heat important increased industry loom material mechanical megahertz ment metal method metres millimetres Miocene modern modulation Oligocene operation Paleocene pattern percent performance picture play pressure production radio real tennis receiver religious Roman scanning signal social space species stable equilibrium stage steam teachers teaching techniques tektites telegraph telephone teleprinter telescope television temperature tennis tetraodontiforms textile textual criticism Thailand theatre theatrical thermodynamics thermoelectric thermoreceptors tion transmission transmitted tube ture United usually warp weave weft wire yarns