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Question
How is electrical conductance of a conductor related with length and area of cross section of the conductor?
A
$$G=l\cdot a\cdot k^{-1}$$
B
$$G=k\cdot l\cdot a^{-1}$$
C
$$G=k\cdot a\cdot l^{-1}$$
D
$$G=k\cdot l\cdot a^{-2}$$
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Solution
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Correct option is A. $$G=l\cdot a\cdot k^{-1}$$
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