Published by:
CGP EDU Academic Team
Published on: August 14, 2026
Eight copper wire of length 
and diameter 
are joined in parallel to form a single composite conductor of resistance 
. If a single copper wire of length 
have the same resistance (R) then its diameter will be d.
Text Solution
Verified by ExpertsThe correct answer is:
4
(4)
Each wire has resistance 
Eight wire in parallel, then equivalent resistance is 
Single copper wire of length 
has resistance 
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