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(1) I = V/R = 1.5 / 100 = 0.015 (A)

(2) R =ƒĎL/S = 2.4~10-8~1/ƒÎ(0.5~10-3)2ŕ0.031 (ƒś)

(3) R = 1 +2 +3 = 6 (ƒś)

(4) 1/R = 1/1 + 1/2 + 1/3 = 11/6

 ‚ć‚Á‚āCRŕ0.55 (ƒś)