Networks Analysis and Synthesis

Q1: A wire has a resistance R ohm. If another wire of the same material and same weight has double the diameter (as compared to the first wire), the resistance of the second wire will be

A 0.5 R

B 0.25 R

C 0.125 R

D R/16

ANS:D - R/16

Since diameter is double, area of cross-section is four times and length is one-fourth. .



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