. Electronic apparatus for biological research. Electronic apparatus and appliances; Biology -- Research. Figure Capacitances in series If two capacitances Q and C^ are connected in series with a generator of constant current /, the rate of growth of potential difference across Q is (dKe^)/(d/) = //Ci and across Q is (dVcJIidt) = //Cg (Figure ).. Figure Therefore the rate of growth of potential difference across the combination IS / / /I 7r + 7r = / 7^ + cj Cj C^ \Ci ^^1 If the effective capacitance of Q and C^ in series is Cen, the rate of growth of potential difference across Ceff
. Electronic apparatus for biological research. Electronic apparatus and appliances; Biology -- Research. Figure Capacitances in series If two capacitances Q and C^ are connected in series with a generator of constant current /, the rate of growth of potential difference across Q is (dKe^)/(d/) = //Ci and across Q is (dVcJIidt) = //Cg (Figure ).. Figure Therefore the rate of growth of potential difference across the combination IS / / /I 7r + 7r = / 7^ + cj Cj C^ \Ci ^^1 If the effective capacitance of Q and C^ in series is Cen, the rate of growth of potential difference across Ceff when charged by a current / is / Ceff therefore Ceff / ^ .Q 1 1 1 so 7;— ^ ~r^ ~\~ 1^ and in general for n capacitances in series is J 1 J_ 1 Ceff Ci C2 C3 A more convenient form for two capacitances in series is Ceff = (C-^C2)I (Q + C2). 1 Capacitance connected to constant-voltage alternator If a capacitance be connected to an alternating voltage, constant-voltage generator, or constant-voltage alternator (Figure ), of output v = Fsin cot, the current through the capacitance is / = C dvfdt d(FsincoO ^^ dt = coCF cos a>t 26. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Donaldson, Peter Eden Kirwan. New York, Academic Press
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