{"id":195,"date":"2008-01-10T04:21:09","date_gmt":"2008-01-10T04:21:09","guid":{"rendered":"https:\/\/www.garfnet.org.uk\/cms\/mathematical-and-other-constants\/"},"modified":"2022-09-21T13:20:05","modified_gmt":"2022-09-21T12:20:05","slug":"mathematical-and-other-constants","status":"publish","type":"page","link":"https:\/\/garfnet.org.uk\/cms\/tables\/general\/mathematical-and-other-constants\/","title":{"rendered":"Mathematical and other constants"},"content":{"rendered":"

This is a small collection of constants that might come in handy. These were collected in the days before Google. So it is possible to obtain more accurate numbers on line. But I rather like having them in one place. Besides, they work on my old sliderule just fine!<\/b><\/p>\n

\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Constant<\/b><\/div><\/td>\n
Abreviation<\/b><\/div><\/td>\n
Value<\/b><\/div><\/td>\n
Units<\/b><\/div><\/td>\n<\/tr>\n
Pi<\/b><\/div><\/td>\n
p<\/div><\/td>\n
3.14159265<\/div><\/td>\n
\u00a0<\/div><\/td>\n<\/tr>\n
e<\/b><\/div><\/td>\n
e<\/div><\/td>\n
2.71828183<\/div><\/td>\n
\u00a0<\/div><\/td>\n<\/tr>\n
\u00a0<\/b><\/div><\/td>\n
\u00a0<\/div><\/td>\n
\u00a0<\/div><\/td>\n
\u00a0<\/div><\/td>\n<\/tr>\n
Absolute zero (0 Kelvin)<\/b><\/div><\/td>\n
\u00a0<\/div><\/td>\n
-273.160000<\/div><\/td>\n
Celsius<\/div><\/td>\n<\/tr>\n
Acceleration due to Earth\u2019s gravity<\/b><\/div><\/td>\n
a<\/div><\/td>\n
9.81<\/div><\/td>\n
metres\/second\u00b2<\/div><\/td>\n<\/tr>\n
Avogadro\u2019s number<\/b><\/div><\/td>\n
N<\/div><\/td>\n
6.02E-023<\/div><\/td>\n
molecules\/mole<\/div><\/td>\n<\/tr>\n
Electronic charge<\/b><\/div><\/td>\n
e<\/div><\/td>\n
1.60E-019<\/div><\/td>\n
coulombs<\/div><\/td>\n<\/tr>\n
Electron, mass of <\/b><\/div><\/td>\n
m<\/div><\/td>\n
9.11E-031<\/div><\/td>\n
kg<\/div><\/td>\n<\/tr>\n
Electron, charge\/mass ratio<\/b><\/div><\/td>\n
e\/m<\/div><\/td>\n
1.76E+011<\/div><\/td>\n
coulombs\/kg<\/div><\/td>\n<\/tr>\n
Electron, radius of <\/b><\/div><\/td>\n
r<\/div><\/td>\n
2.19E-015<\/div><\/td>\n
metres<\/div><\/td>\n<\/tr>\n
Faraday\u2019s Constant<\/b><\/div><\/td>\n
F<\/div><\/td>\n
66487<\/div><\/td>\n
C\/mole<\/div><\/td>\n<\/tr>\n
Gas Constant<\/b><\/div><\/td>\n
R<\/div><\/td>\n
8.31E+000<\/div><\/td>\n
j\/K\/mole<\/div><\/td>\n<\/tr>\n
Gravitational constant<\/b><\/div><\/td>\n
G<\/div><\/td>\n
6.67E-011<\/div><\/td>\n
Newtons metres\u00b2\/kg<\/div><\/td>\n<\/tr>\n
Latent heat of evaporation of water<\/b><\/div><\/td>\n
\u00a0<\/div><\/td>\n
2.26E+006<\/div><\/td>\n
joules\/kg<\/div><\/td>\n<\/tr>\n
Latent heat of fusion of ice<\/b><\/div><\/td>\n
\u00a0<\/div><\/td>\n
333400<\/div><\/td>\n
joules\/kg<\/div><\/td>\n<\/tr>\n
Mechanical equivalent of heat<\/b><\/div><\/td>\n
\u00a0<\/div><\/td>\n
4.18<\/div><\/td>\n
joules\/calorie<\/div><\/td>\n<\/tr>\n
Plank\u2019s constant<\/b><\/div><\/td>\n
h<\/div><\/td>\n
6.63E-034<\/div><\/td>\n
joules seconds<\/div><\/td>\n<\/tr>\n
Velocity of sound at STP<\/b><\/div><\/td>\n
\u00a0<\/div><\/td>\n
343.6<\/div><\/td>\n
metres\/second<\/div><\/td>\n<\/tr>\n
Velocity of light in vacuo<\/b><\/div><\/td>\n
c<\/div><\/td>\n
299792500<\/div><\/td>\n
metres\/second<\/div><\/td>\n<\/tr>\n
\u00a0<\/b><\/div><\/td>\n
\u00a0<\/div><\/td>\n
\u00a0<\/div><\/td>\n
\u00a0<\/div><\/td>\n<\/tr>\n
Radius of Planet Earth<\/b><\/div><\/td>\n
\u00a0<\/div><\/td>\n
6378100<\/div><\/td>\n
metres<\/div><\/td>\n<\/tr>\n
Geostationary Orbit<\/b><\/div><\/td>\n
\u00a0<\/div><\/td>\n
35786000<\/div><\/td>\n
metres<\/div><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
\n

Home<\/a> | Tables<\/a> | General<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"

This is a small collection of constants that might come in handy. These were collected in the days before Google. So it is possible to obtain more accurate numbers on line. But I rather like having them in one place. Besides, they work on my old sliderule just fine! Constant Abreviation Value Units Pi p…<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":646,"menu_order":14,"comment_status":"closed","ping_status":"closed","template":"","meta":{"ngg_post_thumbnail":0,"_kad_post_transparent":"","_kad_post_title":"","_kad_post_layout":"","_kad_post_sidebar_id":"","_kad_post_content_style":"","_kad_post_vertical_padding":"","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false,"_kad_post_classname":"","footnotes":""},"class_list":["post-195","page","type-page","status-publish","hentry"],"yoast_head":"\nMathematical and other constants - GarfNet<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/garfnet.org.uk\/cms\/tables\/general\/mathematical-and-other-constants\/\" \/>\n<meta property=\"og:locale\" content=\"en_GB\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Mathematical and other constants - GarfNet\" \/>\n<meta property=\"og:description\" content=\"This is a small collection of constants that might come in handy. 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