Transcribe
Translate
James A. Van Allen lab journal, March 1958-September 1959
Page 76
More information
digital collection
archival collection guide
transcription tips
rudimentary "earth inductor" [sketch/picture/drawing: Coil of wire, magnetism] For an order of magnitude estimate: [sketch/picture/drawing: larger rectangle and 2x2cm square with centers 10cm apart, etc] 1) Assume. #40 ([D + S?]) [A.W.C.? A.W.G.?] Copper Wire: 5 x (10 exponent -5) cm squared Cross Section 3441 ohms per kilometer
Saving...
prev
next
rudimentary "earth inductor" [sketch/picture/drawing: Coil of wire, magnetism] For an order of magnitude estimate: [sketch/picture/drawing: larger rectangle and 2x2cm square with centers 10cm apart, etc] 1) Assume. #40 ([D + S?]) [A.W.C.? A.W.G.?] Copper Wire: 5 x (10 exponent -5) cm squared Cross Section 3441 ohms per kilometer
Van Allen Papers
sidebar
