1.

Calculate the resistance of a copper wire of length 5 metre having radius as 5 mm (give the resistivity of copper is 1.68 into 10 to the power -8 ohm metre

Answer»

ANSWER:

R=rL/a

Explanation:

((1.68*10^-8)*5)/PI*r*r

(1.68*10^-8*5)/((22/7)*(5*10^-3)^2=5.348*10^-6



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