A copper wire of length (l) and radius(r) is nickel plated till its final radius is (R) and length(l). If the specific resistance of nickel and copper be kn and kc

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A copper wire of length (l) and radius(r) is nickel plated till its final radius is (R) and length(l). If the specific resistance of nickel and copper be kn and kc , the conductance of nickelled wire is?
02
Dec
A copper wire of length (l) and radius(r) is nickel plated till its final radius is (R) and length(l). If the specific resistance of nickel and copper be kn and kc , the conductance of nickelled wire is? A copper wire of length (l) and radius(r) is nickel plated till its final radius is (R) [...]
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