0.6 A cylindrical conductor of length l and uniform ares of cross section A has
resistance R. Another conductor of length 2l and resistance R
must have area of cross-section
A2
b) 3A/2
c) 2A
d) 3A
dre arby
Answers
Answered by
2
Answer:
2A
Explanation:
As Resistance is directly proportional to l square and R is inversely proportional to A sq
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