Andrews, Ernest John, 1863-, Howland, Howard Newell, 1865- joint author · New York, London, The Macmillan company · leaf 198
TCv^-9--: >\> x^C ^>§^ •>^-^ Fig. 85. parallel to the lines of force. It is an important fact toremember that a magnetic needle always tends to place itselfparallel to lines of magnetic force. §§ 310-312] MAGNETISM 183 … Fig. 86. If we lay two north poles toward each other and aboutan inch and a half apart, we get a field such as is shown inFior. 84, which shows the actionof like poles upon each other.In Fig. 85 we have the fieldbetween unlike poles, where thelines of force go directly fromone pole to the opposite,…
Physics
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