Science, asked by pvsjassm4610, 2 months ago

The length is tripled

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Answered by MissCutiess

Answer:

please provide more data.

Answered by hala253588

Answer:

R = p. 1/A. (a) I → 3l. R' = P. 3 l/A = 3 R. Resistance gets tripled,. (b) d → 3d. R = p. I/A = R = P. 1/ πr2 = P.1/π(d/2)2. R' = P. I/π (3d/2)2 = (1/9)p. I/π(d/2)2 = R/9.

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The length is tripled​

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The length is tripled