Problem 24.47 Part A You\'re writing the instruction manual for a power saw, and

Question

Problem 24.47 Part A You're writing the instruction manual for a power saw, and you have to specify the maximum What do you specify for the maximum length extension cord, given that they come in 25-fodt increments? length for an extension cord made from 18-gauge copper wire (diameter 1.0 mm). The saw draws 8.0 A and needs a minimum of 115 V Express your answer using two significant figures across its motor when the outlet supplies 120 V L 75 ft Submit My Answers Give Up ncorrect: One attempt remaining: Try Again Continue

Explanation / Answer

L = (Resistance)(Cross-sectional area) / (resistivity of copper). You will get more than 25.00 ft but the question says they only sell the extension cords in "increments" of 25 ft, that's why the answer is 25 ft.

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