84 Capacitance and DielectricsP26.18The circuit reduces first according to the rule for capacitors inseries, as shown in the figure, then according to the rule forcapacitors in parallel, shown below.CCCCeq=++FHGIKJ==11213116183.⇒FIG. P26.18P26.19CCCp12111sSubstitute p21=−111CCCCCC Csppp−=−+−ej.Simplifying,Cpps1210−+=.CCCCpppsps122421214=±−=±−We choose arbitrarily the + sign. (This choice can be arbitrary, since with the case of the minus sign,we would get the same two answers with their names interchanged.)CCCCCpspps122212141290014200600121412150300−=+−==−=−−=−=......pFpFpFpFpFpFpFpFbgP26.20pands.Substitutep:1pp−
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This note was uploaded on 12/14/2011 for the course PHY 203 taught by Professor Staff during the Fall '11 term at Indiana State University .