63. We use P = i2 R = i2ρL/A, or L/A = P/i2. (a) The new values of Land Asatisfy LAPiPiLAFHGIKJ=FHGIKJ=FHGIKJ=FHGIKJnewnewoldold2223043016ρρ.Consequently, (L/A)new= 1.875(L/A)old, and newnewoldoldold1.8751.371.37LLLLL
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This note was uploaded on 06/03/2011 for the course PHY 2049 taught by Professor Any during the Spring '08 term at University of Florida.