pls solve and also explian the solution if possible

Asked by  | 3rd Jun, 2008, 09:26: PM

Expert Answer:

to calculate the length of the wire use the formula

 ρ= RA/L

ρ-----> resistivity

R------> resistance of the wire

A------> area of wire = πr2

subsitute all the values and calculate the value of L which is the answer.

Answered by  | 3rd Jun, 2008, 11:11: PM

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