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Given Two Wires (With Circular Cross-Section), One of Copper Having

question 9

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Given two wires (with circular cross-section) , one of copper having a length of 1.0 m and a diameter of 1.0 mm, the other of gold with a diameter of 2.0 mm, what length must the gold wire be in order to have the same resistance as the copper wire?


Definitions:

Treasury Bill

A short-term government security issued at a discount from the face value and pays no interest before maturing at its face value.

Effective Annual Rate

The interest rate on a loan or investment, adjusted for the effect of compounding over a one-year period.

Par

The face value of a bond or other financial instrument, which is the amount to be paid to the holder at maturity.

HPR

Holding Period Return, a measure of the total return received from holding an asset or portfolio of assets over a specified period of time.

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