Electricity and magnetism for advanced students (1920)
Starling, Sydney George, 1873- · London Longmans, Green · leaf 44
- tan do = tan 6 tan 6 Adding, we get cos (8 + 90) ~ - sin 8■1 _ cos^8 1 tan-^1 - tan^l ^^^ U^^^1 11 tan^ 0 + the dip there aresmall, the mean of tan- 6 tan- 61 ^ tan 0n Errors in determining Dip.^In measuringseveral errors to be eliminated, and if these arethe following readings will give the true… … Fig. 27. (ii) The instrument is rotated through 180^ about the verticalaxis, and the two previous readings repeated, since the 0^—0^ line ofthe vertical scale may not be horizontal and the apparent dip, if too^reat in the first position, will be too small by an equal amount in thesecond position.…
Electricity · Magnetism
Internet Archive · Gerstein Library, University of Toronto · Public Domain Mark 1.0. Free to use for anything.
