Physics, asked by Nawabv2129, 8 months ago

A silver wire has a diameter of 0.4mm it is used to make a resistance of 1ohm if the resistivity of silver is 1.6×10-⁸ohm m calculate the length of wire needed

Answers

Answered by vidhishagawand2002
1

Answer:

Explanation:

R = ρ l/A

l= R * A /ρ

= 1 * π * (2*10^-4)^2/ 1.6×10-⁸

= 7.855 m

Answered by elstonpereira69
0

Answer:

this is your answer

not done by me

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