how to solve this question
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R=resistivity l /a
R*A/resistivity=l
put all the values and u will get ur ans
HOPE IT HELPS YOU '_'
R*A/resistivity=l
put all the values and u will get ur ans
HOPE IT HELPS YOU '_'
Answered by
1
When diameter is doubled, the area is quadrupled, so resistance is (1/4)th of original.
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Light1729:
welcome
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