Inthischapter,—?(a)Thecurrentisconstantandisdirectedfromatob.(b)Thecurrentisconstantandisdirectedfrombtoa.(c)Thecurrentisincreasingandisdirectedfromatob.(d)Thecurrentisdecreasingandisdirectedfromatob.(e)Thecurrentisincreasingandisdirectedfrombtoa.(f).(A)Findtheinductanceofthesolenoid.(B)Calculatetheinductanceofthesolenoidifitcontains300turns,,anditscross-.(A)(B)Solution:Theresultforpart(A)=nL,wecanalsoexpresstheresultintheform:’slooprule:S2isatposition“a”S1remainclosed
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